Cf vs kf flange. 4307 is sufficient for many applications.
Cf vs kf flange CF flange copper gasket is a vacuum seal placed between two CF flanges for ultra-high vacuum applications. Flanges are usually 304, 316 stainless steel, etc. 33 x 10-8 mbar, >1. Typical flange materials are austenitic stainless steel types 304L, 316L, 316LN, and surface hardened aluminum (made from a weldable Al alloy). ConFlat (CF) UHV Flanges. 3. Our CF feedthroughs are mounted from the ISO-KF vacuum flanges are also know as Klein Flanges. Lesker. 2401B Phoenix Ave NE, Albuquerque, NM 87107 Phone: (505) 872-0037 Fax: (505) 872-9001 Our Htc vacuum manufacture a comprehensive range of flanges such as KF flanges seriers, ISO flanges series, CF flanges series, etc. Cable: RG-58/U, 400/U, 142/U, 141/U: Vacuum Application: UHV: Temperature Max. 3 x 10-13 mbar), and within the temperature range -196° C to 450° C (depending on material). Skip to main content × Home Services Products Catalogs Downloads TechSupport About Contact Careers (505) 872-0037 KF flange is an ISO standard quick-release flange. Category: UHV Vakuumbauteile CF,UHV-Verzweigungen,CF-KF-Übergangsstück Flansche fest CF-KF-Übergangsstück, FL. The 6 available types of flange faces are flat (FF), raised (RF), ring joint (RTJ), lap joint, male and female (M&F), tongue and groove (T&G). The CF series flange utilise the well proven captured copper gasket sealing principle The KF (QF) flange is used for through- or foreline vacuum plumbing and for simple HV chamber ports. Nominal diameter. . Quote and order online today! Skip to content. ISO-KF is a quick The four most common flange types are CF (Conflat), KF, ISO, and ASA/ANSI. KF flanges are compatible with other ISO-KF-QF vacuum flange manufacturers' components; All fittings are IPA cleaned and bagged in a controlled environment; MTR's available; Specifications. The term KF comes from the German words Klein Flansche, which is translated as “small flange” CF vacuum flanges are all-metal sealing methods and are widely used in ultra-high vacuum systems. 2、ISO-KF flange. With our live availability check, you can view the availability of our products in real time. NW fittings, otherwise known as ISO-KF, are the industry standard for many Quick-CF Flanges. Flange Size: DN 25 ISO-KF Type: Weld neck, long Material: 304 Stainless Bore: 0. The ISO standard for these flanges is ISO 3669:2017-08, "Vacuum technology - Bakeable flanges - Dimensions of knife-edge flanges," in the English language. Specifications. GB/T 6071-2003 Ultra-high vacuum flange. In attaching a rotatable bolt ring to an MF flange, the ring is first passed over the flange with the larger ISO-KF clamp flange connection CF 2. Enquiry MORE+. 8, Huoshui Rd. 2 Leybold Full Line Catalog (Edition 2022) - Flanges and Fittings. Welded 1. PCS. Customized UHV Creating a Vacuum Seal with a KF Flange. In stock and ready to ship. Buy ISO flange at affordable prices from verified ISO 7005 pn16 flange suppliers in UAE, ISO 6164 KF square, slip on, and blank flange with 100% PMI in Dubai. Stainless steel 316L. Flange Size: DN 40 ISO-KF Type: Weld neck, short Material: 304 Stainless Bore: 1. KF flange dimensions range from NW16 to NW50, while ISO flange dimensions range from NW63 to NW200. Seals : Viton ® or Nitrile Temperature Range : Using Large Size KF Flanges; Clamps for KF flanges; Centring Rings / Seals for KF flanges; Adaptive Centring Rings / Seals for KF flanges; Centring Rings with Mesh / Seals for KF flanges; Over-Pressure Rings for KF flanges; Flange system KF, ISO CF Design edge seal flat gasket Application up to ultimate pressure 1. The vacuum The feedthrough can be weldable (weld-on) or connected with a CF, KF or ISO vacuum flange to the vacuum chamber. Pipe Compression Fitting: UNIVERSAL: 0. 3) # of Bolts 6 # of Clamps None Required Bolt Size 832 x 3/4 (#) For connection of the  individual vacuum components there are different flange systems available: small flanges (ISO-KF) in sizes DN 10 to DN 50, clamped flanges (ISO-K) in sizes DN 63 to DN 630 and CF flanges in sizes DN 16 to DN CF Flexible Hoses-1 Flange Rotatable: ISO 90o Elbows: CF Compressible Bellows Connections-1 Flange Rotatable: ISO Tees: Conical Reducers: ISO 4-Way Crosses: 90 o Elbows: CF Nipples-Fixed: 90 o Elbows with Tangents: CF Nipples-1 Flange Rotatable: 45 o Elbows: CF 90o Elbows-Fixed: 45 o Elbows with Tangents: CF 90o Elbows-Rotatable: 4-Way Crosses Hydraulically (Hydro) Formed Bellows - ConFlat (CF) UHV Flanged (Thin Unbraided Wall) Hydraulically (Hydro) Formed Bellows fabricated for UHV systems from 300 series stainless steel flexible hose and 304L stainless steel CF flanges. In addition, o-rings and nut/bolt hardware. They are typically made of 4-Way Cross Fitting, NW16 Size ISO-KF Flanges, 304 Stainless Steel -- 100314801 from Newport MKS. available. CF 3 Most Common Flange Types. 31" Bolt Hole Dia / Thread: 1/4-28 # Bolt Holes: 6 Vacuum Range: FKM: 1 · 10-8 mbar to 1 bar Metal seal: 1 · 10-13 mbar to 1 bar; Temperature Range: FKM: -20 °C to 180 °C Metal seal: -200 °C to 450 °C One suitable vacuum flange design for the UHV range is the Conflat Flange (CF-Flange). 3 x 10-13 mbar), MDC ConFlat CF flanges feature high sealing and low leak rate performance and are available in: Rotatable and non-rotatable flange geometries; Clearance / through and tapped bolt holes; 2、ISO-KF flange. Tee 5 . CF flanges are the standard for ultra high vacuum (UHV) applications to below 10-13 Torr and temperatures from -196° to 500°C are offered in multiple sizes. Choose from our selection of Conflat flanges, including stainless steel pipe and pipe fittings, plastic pipe and pipe ISO-KF: 4" 6" 100: CF: 5 1/8 " 21/64 " 16: 5/16 " No: 1 × 10 -9 torr @ 72° F: 5 psi @ 72° F: Also known as CF, Conflat, and UHV fittings, use them in vacuum coating, heat treating, and drying applications, as well as ISO-KF Flange Adapter, NW50 Size Flange to 0. Flange Size: DN 40 CF (2. UPC: SKU: N/A Categories: Hardware and Fittings, Hybrid Adapters, KF to CF, The extruded metal fills all the machining marks and surface defects in the flange, yielding a leak-tight seal. Conflats can be used on ASME Section VIII vacuum chambers and B31. To create a tight seal in vacuum conditions higher than 29. The vacuum seal is effected by uniform application of pressure by the clamp on 15 o surface of the flange. ISO-K clamping flange components and ISO-F fixed flange components are described in DIN 28404 and ISO 1609 in nominal diameters DN 10 to DN 630 ISO flanges conform to the vacuum flange standards issued by the International Standards Organization (ISO). 33 standards. The flange face is the surface area that hosts the gasket. KF flanges are a sexless design made from 304 stainless. 063 (27) Bolt Hole 0. CF Flange to Male VCR Adapters. The flange uses a knife edge seal to bite into the gasket forming a seal suitable for UHV/XHV. -13 Conflat CF ISO-KF over pressure rings are installed differently by size. +1 800 764 5369 +1 800 215 7782 sales. (ISO/TS 3669-2:2007) Available materials for CF flanges are in SST 304, 304L, 304/ESR, 316L, 316LN/ESR. 3/4" 1" 1 1/2" 2" For Use With. NW10 to 50, NW63 to 250 and NW, ISO, CF Vacuum Components; Materials : SUS304 / SUS316 / Al; Other machining products; Ordering Information. Leybold Full Line Catalog (Edition 2022) - Flanges and Fittings 3 The ConFlat flange was patented by Agilent, formerly Varian, and is now the industry standard for ultra high vacuum flanges. 169 (4. ISO-K flange 2. 837" OD, 0. Especially useful in the 1000 to 10-4 mbar CF series: CF flanges are relatively easy to distinguish. 33 to NW/KF 16 Adapter, 304 Stainless Steel, Non-rotatable Aquí nos gustaría mostrarte una descripción, pero el sitio web que estás mirando no lo permite. All of our gaskets are made of electronic grade OFHC (oxygen-free high thermal conductivity) Compared with the soft seals of KF and ISO flanges, copper gaskets are suitable for a wider range of pressure and temperature changes. The combination of a stainless-steel knife-edge flange and a copper gasket (OFHC) makes for a Gasket Removal Tool, For All Conflat (CF) Flange Sizes: All CF Flanges: 1 — N/A VZGRT $38. With CF fittings, you can complement your vacuum system of adapters, pipe branches and cubes and thereby benefit from the CF standard (ISO3669). Ramp Rate: 25°C/minute: Cable Connectors Temperature Range-65°C to 165°C: Floating Shields Max. 58" Vacuum Range: FKM: 1 · 10-8 mbar to 1 bar Metal seal: 1 · 10-10 mbar to 1 bar; Temperature Range: FKM: -20 °C to 180 °C Metal seal: A complete line of KF vacuum fittings from 304 or 316L stainless steel. The typical KF or NW We are specialized in KF ISO CF series vacuum flanges , vacuum fittings ,adaptor series , vacuum bellows & hoses ,Clamps & Centering Rings , ball valve and gate valve , vacuum chambers. Many gauges, instruments, accessories and feedthroughs are available on this flange system. Cross 9. 8 Ceramic intermediate piece . Htc vacuum manufacture a comprehensive range of flanges such as KF flanges seriers, ISO flanges series, CF flanges series, etc. They are often used in applications such as vacuum coating and heat treating, leak testing, and analyzing gases. 75" OD) Type: Weld Flange Alignment: Non-rotatable Feature: Through hole Material: 304 Stainless Bore: 1. The flange size includes DN10, 16, 25, 40, 50, 63, 75, 100, 125, 160, 200 Quick-release KF flange ends in accordance with ISO 2861/1 Bakable CF flange ends in accordance with ISO 3669 Vacuum Range: Copper Seal: ≥ 10–12 Torr Elastomeric Seal: ≥ Htc vacuum manufacture a comprehensive range of flanges such as KF flanges seriers, ISO flanges series, CF flanges series, etc. Flange ring flange nut ring ISO-KF ISO-KF gasket tubing ring ee Clamp Elbow tubing oss flange nozzle flanges gasket ring connection CF ISO-K-CF CF-ISO-K/ISO-KF oss piece Elbow piece ee window flange 1 . Clamp 4. Quick-CF-Blank Flanges. , Tainan City 744092 , Taiwan Hsinchu Operation Center：No. Related Products. Need help? Quick-CF Flanges. Hydraulically (Hydro) Formed Bellows CF flanges are attached at each end of the hydroformed bellows. 31" Bolt What are the differences between CF, KF, and ISO vacuum flanges? CF vacuum flanges are all-metal sealing methods and are widely used in ultra-high vacuum systems. The CF flange (originally called ConFlat) is a sexless design where both flanges are identical. Start typing, then use the up and down arrows to select an option from the list. Standard KF (Klein Flansche) flanges, reference by Kurt J. Blank (Blind) Flange: A blank (blind) flange is essentially a solid plate or disc-shaped fitting used in vacuum systems. 0: 1. Weld assembly of stainless or aluminum parts should be CF Flanges & Components Hositrad offers Conflat flanges from CF16 to CF400 in both rotatable and non-rotatable versions. Fumes. 38 inches with flange sizes that follow ISO-KF NW-25 to Conflat® CFF 3. They share the same underlying principle as the QF (KF or NW) flange KF Vacuum Fittings And Flanges KF Vacuum Fittings And Flanges. 870" Thickness: 1. CF Flanges & Fittings; Butt Weld Flanges & Fittings; Custom Vacuum Fabrication; RF & Microwave Generators; Microwave Generators; RF Power Generators; ISO-KF Flange Adapter, NW50 to 1. ISO Flanges & Fittings ISO-KF piping fittings include, elbows, tees, crosses, straight sections, and reducers forming the modular building blocks of ISO-KF vacuum piping systems ISO HV Flanges (also called Large ISO) have a sexless design and are made from 304L stainless or aluminum. There are numerous flanges in the world for all types of applications such as steam or liquids, but vacuum flanges have their own unique designs and designations. Clamp 4 . Small flange with hose nozzle 1 ISO-KF flanges 2 Centering ring with O-ring gasket 3 Clamping ring ISO-KF clamp flange connection CF 2. 62" Thickness: 0. Click here to find information on elastomeric gasket O-rings for KF, ISO & ASA flanges, including types of material offered and properties of O-rings. 95” 75mm KF16 KF25 KF40 KF50 NONE ISO KF/NW Fitting Sizes Set ISO KF fitting on top of the circle for flange size. According to its quick-release characteristics, it is sometimes called a QF flange. This chart also lists the physical measured diameters of the flange so you can use it to review what you have there using a ruler or calipers. Diaphragm Valve; Bellows Valve; Check Valve; Regulator; Filter / Diffuser. p Prod # Description Unit Price Order / Quote CF 1. Butt Weld 304 Stainless Steel Vacuum Tubing. KF Flanges & NW Choose from our selection of KF tube flanges, including quick-clamp high-vacuum fittings, rings, and more. Flange ISO-KF, ISO-K, ISO-F, CF 280. 24-3/8”CF Flange UHV chamber; CF150, CF200 rectangle UHV chamber; Institutions for academic These flanges are specifically designed to handle a greater volume of gas flow than other types of flanges, such as CF (ConFlat) or ISO flanges. ISO-KF is a quick-release CF, KF, and ISO are three common types of vacuum flanges widely used in ultra-high and standard vacuum systems. Each flange has a chamfered back-surface and is mated by a circumferential clamp (Figure 2) tightened by wing-nut, thumbscrew, bolt, or over-center 2、ISO-KF flange. ex@leybold. KF components (DIN 28403, ISO 2861) represent the standard connection for vacuum lines up to nominal size DN50 in rough, fine and high vacuum. Material: 304, 316L Stainless Size: KF10, KF16, KF25, KF40, KF50 Average lead time: 3 days MOQ: 1 PC *Can be customized upon Adapter, Straight Reducer, KF-16 to CF 1-1/3 in. Skip to main content × Home Services Products Catalogs Downloads TechSupport About Contact Careers (505) 872-0037 Flange to VCR Adapter Features: VCR fittings seal by the compression of a gasket between two highly polished beads on the surfaces of the VCR connectors; Adapters available with male and female VCR connectors terminating in either CF or KF Ultra-high vacuum parts include CF flanges, CF fittings, CF bellows, CF gasket parts, CF valves and CF parts are used in UHV equipment and UHV system processing. What are differences between them? CF The Conflat ® (CF) flange is the most common choice of flange for vacuum systems. E-mail vacuum@demaco. The material 1. 7 5 FVT016114SWF* NW25 40 3. For each of these, naming conventions, vacuum ranges, size ranges, and typical applications are discussed. 50 3-4 Weeks: Gasket, Copper, DN16CF (1. GB/T 6071-2003 Ultra ConFlat (CF) fittings are flanges which utilize metal seals to attain vacuum conditions. Click here to find information on ConFlat flanges and components, as well as installation tips. Flanges are produced in 304L, 316L and 316LN Stainless Steel and Aluminium. Thorlabs' empty glass cells are terminated with one or two fill tubes that can be inserted into a compatible KF25 Series flange-to-compression-fitting adapter. Accu-Glass Products, Inc. The seal is a rubber/ elastomeric o-ring mounted in a centering ring, As with KF, the ISO centering ring both aligns the flanges and holds the o-ring in place. The seal mechanism is a knife-edge that is machined below the flat surface of the flange. The seal is a rubber/ elastomeric o-ring mounted in a centering ring, which aligns the The typical KF or NW assembly consists of two identical flanges, a center-ring, and an aluminum clamp with a wingnut fastener frequently connect and disconnect without tools. fest, NW 40/40 KF I=50 / Ød=45 / s=2,5. View: Filter by: Flange Both styles of ISO flange require the use of a centering ring with a Viton O-ring. Quick-CF-Bored Flanges. 18” 30mm 1. Showing 19 products in 5 families. Adaptive centering rings are also available for obsolete sizes (NW 20, NW 32) in the ISO-KF series. CF Fittings. ISO-MF Flange Full CF Flanges & Fittings; Butt Weld Flanges & Fittings; Custom Vacuum Fabrication; RF & Microwave Generators; Microwave Generators; We offer toggle, wing nut, and bulkhead style clamps for various ISO-KF flange sizes. 640" ID, (10) Per CF vacuum flanges are all-metal sealing methods and are widely used in ultra-high vacuum systems. Klamp Flanges & Fittings Designed in accordance with ISO standards the Varian KF flange can be used in a variety of applications from atmospheric pressure to high vacuum. KF flanges are a sexless design—made from 304L and 316L stainless, aluminum, or gasket, filling the slightest imperfections of the flanges flanges come with at least one rotatable flange. in all standard vacuum flange systems. ID. The most Flanges are usually 304, 316 stainless steel, etc. $346. We manufacture all seriers vacuum flanges in accordance with ISO standard so they could be compatible with other manufacturers’ flanges and vacuum fittings: elbows-tees-crosses. Our proprietary deburring and polishing processes, designed specifically for vacuum applications, make us one of the largest copper gasket Flanges - CF, ISO and KF. Machined in ports give the lowest profile and the best possible conductance. Standards sizes are known by: KF10, KF16, KF25, KF40, and KF50. 2. ISO-KF vacuum flange components are joined by inserting a centering ring seal between the two flange faces, then securing the assembly with a flange encompassing clamp. As the bolts of a flange-pair are tightened, the knife Recently, I often meet some people ask about the structure of the vacuum Flange, such as what is CF flange? What is KF Flange? What is ISO Flange? The ISO Flange is ISO-KF Flange DN P/N Alu. ISO-KF Flange to VCR-M Adapters. D. Some areas also call it the NW flange. For industry and research, life science and medical, and aerospace. CF Conflat flanges are normally for processes requiring ultra high A series of bolts secure the feedthrough directly to the chamber wall. 0 About Us; Products; Specifications. Some important industries like heavy oil Multiport flanges are essential for UHV and XHV systems requiring several process components such as viewports, pressure gauges, and sputter sources to be mounted to a single chamber. MDC was founded in 1975 to serve a rapidly expanding vacuum industry and to satisfy the increasing demand for KF Vacuum Fittings And Flanges. 500" Bolt Circle: 2. Long by picture save/share. NW fittings, otherwise known as ISO-KF, are the industry standard for many The extruded metal fills all the machining marks and surface defects in the flange, yielding a leak-tight seal. Commonly, there are three types of them: CF, KF and ISO. 75 inch Female VCR Fitting: CF Flange to Male VCR Adapters. 100319236 ISO-KF Flange Adapter, NW50 Size Flange to 0. It consists of the following components: two symmetrically distributed KF flanges, O-Ring, a centering bracket, and a clamp. , offers an expansive line of ISO flanges (KF and LF flanges) in various sizes and styles. KF Blank Flange material is 304 stainless steel and aluminum, follow ISO-KF standards and have a flange size KF16 to KF160. Vacuum flanges are mostly used for vacuum tube furnaces, and three most common flanges are: CF flange; KF flange; ISO flange; What are the differences ISO-KF Flanges and Fittings allow quick release and tight connections from 10 to 50 mm nominal diameters. com 1 ANCORP now offers quick flanges up to size QF200 (8 inch tube outer diameter). 5 Weeks. CF The CF flange (originally called ConFlat) is a sexless design — both flanges are identical. Key dimensions of these KF flanges can be found by visiting the KF Flange Sizes tab. Skip to content. Adjustment piece 6. The braided version provides additional strength and protection against damage, pressure, and abrasion. KF HV flanges (Figure 1) are a sexless design—made from 304L or 316L stainless, aluminum, or brass. VACOM With KF flanges (blind and welding flanges), you can design and implement your pipelines and . • Other materials available on request. The gaskets are then chemically cleaned and processed to minimize scratches and burrs. Since 1996, more than 100,000 vacuum pumps repaired around the world with JR TECH spare parts. Our experienced manufacturing team can customize CF flanges to fit any customer request, we can produce the optimum equipment for your vacuum processing Browse our fantastic inventory of world-class ISO-KF precision products. Larger size or special specification, please contact us and provide the product drawings, Htc Vacuum will customize to according drawing. , Stainless Steel These adapters are KF-50 to CF 4-1/2 inches with flange sizes that follow ISO Specifications. reinforced P/N Aluminium 068602 068261 068260 068603 10/16 20/25 32/40 50 Dimensions mm A 30 40 55 75 068604 068264 068263 068605 Figure 1 2 ISO In the vacuum system, we often meet a lot of flanges, such as CF, KF, NW, ISO etc. Proper torquing of CF flanges entails: Making the Faces of the Flange ‘Metal to Metal’ Most people using CF flange tightens the bolts until the surfaces of the flanges come ISO-KF clamp flange connection CF 2. , Stainless Steel. CF flanges remain leak tight even after repeated cycling of the temperature over a wide range. Flanges with different faces (that require different gaskets) shall never be mated to prevent leakage of the joint. MKS; 100315601 ISO-KF CF Flange Caps. Standard materials are in stainless steel 304, 316L and Aluminum KF flanges allow easy and quick disassembly for repeatable uses. Elbow Ceramic intermediate piece e UHV observation window flange 1. CF UHV Flange to Female VCR Adapters. [dt_gap height="10" /] Due to the versatility in flange size and configuration, equipping a multiport flange will allow users the ability to optimize system connections where space constraints are INTEGRATED SYSTEMS VACUUM COMPONENTS & TUBE All Products KF Flanges & Fittings ISO Flanges & Fittings CF Flanges & Fittings Tri-Clamp Fittings Adapters Weld Fittings Tubing Sanitary Tubing The flanges are secured by a clamp acting on the outer flange surface. Cross with lateral DN 10/40 ISO-KF flanges 6. Quick-CF-Reducing Flanges. The seal is a rubber/ elastomeric o-ring mounted in a centering ring, which aligns the flanges and holds the o OFHC Annealed gasket of CF flange is the most widely used for high vacuum and UHV applications. The KF flange is manufactured from 304 stainless steel and has a leak rate less than 1E-9 std cc/sec and can be baked to 150 °C when using a Viton O-Ring. • Clamp fastening. 4307 is sufficient for many applications. In stock and CF. Pipe Compression Fitting. Shop from our impressive stock of high quality industry and research, life science and medical, and aerospace precision products. They are mainly used for sealing connections in ultra-high vacuum systems. We are specialized in KF ISO CF series vacuum flanges , vacuum fittings ,adaptor series , vacuum bellows & hoses ,Clamps & Centering Rings , ball valve and gate valve , vacuum Our ISO-KF vacuum flange adapters are used to adapt ISO-KF vacuum flanges to other flange types, or other types of vacuum connections. An approach for making this coupling is demonstrated using a CF-flanged fiber optic feedthrough and a port on a CF-flanged-tee. To order please use “Quick Quote” link this page, for multiple and/or items not listed use our full. creating the ultra high vacuum seal needed for a pump down of 10 Torr. The NW 16, 25, and 40 ISO-KF rings are installed over the two ISO-KF flanges. The rotatable versions simplify alignment with the bolt holes of other MKS CF flange bellows sections are made with 321 Stainless Steel and have a rotatable flange on one end and a non-rotatable flange on the other end. HIS manufactures a complete line of knife-edge CF style flanges using our CNC lathes. The CF seal operates from 760 torr (10 3 mbar) to 1 x 10-13 Torr ( 1. Please login to see prices. 2. Thorlabs' KF25-Flanged components and accessories can be used to manage gas flow in and out of our empty borosilicate glass cells. They are commonly used to make Adapter KF-50 to CF 8 in. We also offer components with KF25 and KF40 flanges. Reducer / ISO-K-CF CF-ISO-K/ISO-KF oss 5. The availability of both tapped and clearance bolt holes gives great flexibility. ISO-KF. With 2 flanges coupled together by. Sizes typically range from 30mm to 419mm OD, although larger specials and wire seal type flanges are manufactured to order. Huntington manufactures Adapter fittings in all the popular sizes with CF, ISO and ISO-KF flanges. The tube portions are fabricated from 304 These flanges are offered in multiple configurations, based upon a 6", 8" or 10" CF flange as the base. These flanges conform to industry standards and are interchangeable with all other CF fittings. 33 in. They are commonly used to make connections between ISO-KF and Conflat® vacuum fittings. nl or call +31 (0)226 33 21 00 Headquarters：No. Full traceability is available on all materials used. CF flanges can be more time consuming to install and uninstall than a KF-style flange, with specialty tooling and know-how. 0E-7 mbar up to ultimate pressure, radiation resistant Comment high pressing forces, for KF with clamp chains or special clamps usable standard material for CF, for special applications Small flange with hose nozzle 1 ISO-KF flanges 2 Centering ring with O-ring gasket 3 Clamping ring ISO-KF clamp flange connection CF 2. The 100314801 4-way Cross Fitting has NW16 size ISO-KF KF flanges are ISO-standardized vacuum fittings that provide a vacuum seal by compressing a rubber O-ring between two mating surfaces. CF-KF Adapter. The term KF comes from the German words Klein Flansche, which is translated Vacuum flanges are mostly used for vacuum tube furnaces, and three most common flanges are: CF flange; KF flange; ISO flange; What are the differences and CF flanges are made almost entirely of stainless steel, generally with a low carbon content. The design principles of ISO and KF seals are identical. 75 to 4 inch vacuum piping systems. From standard to reducer styles we have adapters for every application. Do you have any questions? Do not hesitate to contact us. The wing-nut flange An extensive range of KF (QF) High Vacuum Flanges and flanged components, nipples, elbows, tees and crosses. Our primary focus is in the field of high and ultra-high vacuum apparatus for the research and development disciplines,new energy, new materials, aerospace, semiconductor, Flange sealing materials are usually Viton, PTFE, oxygen-free copper, etc. ISO standards only apply to quick Template ISO Fitting Flange SizesKF/NW Outside Diameter 4 Sizes 1. You can join an ISO-BF bolted flange to an ISO-MF an ISO-MF Multi-fastener flange by using a rotatable bolt ring on the ISO-MF flange. 75 standards. com • 1-800-FLANGE1 (352-6431) • www. KF Flange 4. Reducer / ISO-K-CF 4. AVC ISO-KF Small Flange Components: Pipe Fittings – Reducer Business. nl or call +31 (0)226 33 21 00 They are used to attach an ISO-KF flange directly to a chamber or base plate. Socket weld flanges are attached by inserting the pipe fitting into the socket used for through or foreline vacuum plumbing and for simple HV chamber ports. These components, including the flanges, are manufactured in a series production, starting with a nominal width of 16 up to Other sizes and special flanges are available to order. 9” Hg, these valves have ultra-high-vacuum tube fitting connections, which are also known as KF, QF, and NW fittings. The ISO-KF flanges are often called quick flange fittings because they are quick to assemble. ISO-K flange 2 . Voltage (Ground) 2,500V DC: Conflat (CF) type compatible flanges are widely used in vacuum systems and have been used in scientific equipment for handling liquefied and pressurized gases. They use standardized dimensions allowing ISO KF elbows, tees, crosses or valves for a given size to be interchanged. The CF (ConFlat) flange is the most widely used for high vacuum and UHV applications. 00. Show Filters: Filter Products. KF vacuum flanges are a quick-release method used in vacuum systems. Your Blank flange KF25 SS 304L for your vacuum pump has been field tested to offer you characteristics at least equivalent to the original part at a much lower price. They share the same underlying principle as the QF (KF or NW) flange series in that two smooth-faced sexless flanges clamp together with a sealing device between them. INQUIRY. The typical KF or NW Shop Flange Size Nominal NW (KF) 100 - NW/KF Standard Piping Components & Flanges at MISUMI. These commercially available specialized vacuum flanges come in various stainless steel grades. Special (bigger) sizes on request. , Stainless Steel These adapters are KF-50 to CF 4-1/2 inches with flange sizes that follow ISO Select from a variety of KF vacuum hardware including centering rings, quick clamps, elbows, tees, crosses with our range of gate valves, isolation valves, feedthroughs, adapters, hoses, 3. Specifications: Material Flanges : 304 St. 0 About Us; Products; Price list; Buyers; The Iso cf flanges is widely used in applications such as offshore, onshore, and subsea. MKS; ISO-KF Flange Bellows Sections. Also referred to as NW, Fiber These conical adapters are KF-25 to CF 3. The two-part, bolted clamp fits over the flange. 160. 3. This ensures consistency, tight dimensional tolerances, and fine surface finishes. Often used in foreline connections or to join manifolds to rough pumps. Adaptive Hositrad flanges are designed in accordance with International Standards Organization specifications which are compatible with other manufacturers’ KF-ISO flange design. Valve / Regulator. 57” 40mm 2. In North America, flange sizes are given by flange outer diameter in inches, while in Europe and Asia, sizes are given by tube inner diameter in CF flanges are suitable for vacuum standards: GB / T 6070-2007 vacuum technology flange size. CF: on request. Our ConFlat® (CF) UHV Flange doors allow quick and convenient access into vacuum vessels, such CF and KF flanges are standardized flange systems used in high-vacuum applications, Previous : ISO-CF Reducing Conical Adapter Next : KF Vacuum Bellows. BROWSE CATALOG. 58" Vacuum Range: FKM: 1 · 10-8 mbar to 1 bar Metal seal: 1 · 10-10 mbar to 1 bar; Temperature Range: FKM: -20 °C to 180 °C Metal seal: CF Bored Flange, non-Rotatable. 750" Vacuum Range: FKM: 1 · 10-8 mbar to 1 bar Metal seal: 1 · 10-10 ConFlat® (CF) flanges are standardized according to ISO 3669:2017. These adapters are KF-16 to CF 2-3/4 inches with flange sizes that follow ISO-KF NW-16 to Conflat® CFF 2. The main sealing method is metal sealing, The most common vacuum flanges are the KF Flange, the ISO Flange, the CF Flange and the ASA Flange. 3 x 10-13 mbar), and within the temperature range -196° C to Specifications. 0 Experience the design, components and functional principle of ISO-K and ISO-F flange systems from Pfeiffer Vacuum in 3D! More vacuum solutions: https://www. This ensures consistency, tight dimensional tolerances, and fine surface finishes Flange ring flange nut ring ISO-KF ISO-KF gasket tubing ring ee Clamp Elbow tubing oss flange nozzle flanges gasket ring connection CF ISO-K-CF CF-ISO-K/ISO-KF oss piece Elbow piece ee window flange 1 . 32, Guangfu Road, Hukou Township, Hsinchu County 303036, Taiwan Flange ISO-KF, ISO-K, ISO-F, CF 280. QCF flanges combine the sealing principle of ConFlat ® flanges (cutting edges in accordance with ISO 3669) and force transmission via conical flanks (analogous to KF flanges). Adaptor CF-ISO-K/ISO-KF oss 5. The most common vacuum flanges are the KF Flange, the ISO Flange, the CF Flange and the ASA Flange. (max) 0. It consists of the following components: two symmetrically distributed KF flanges, O Specifications. Contact Us. Specifications Table. The seal mechanism is a knife-edge that is machined below the flange's flat surface. 00 standards. NW Hardware uses clamps with o-rings to make the vacuum connection. , Xinshi Dist. , Flange Sizes ISO-KF NW-50 to Conflat® CFF 8. Choose from our selection of CF flanges, including stainless steel pipe and pipe fittings, plastic pipe and pipe fittings, and more. Headquarters：No. The parts featured below have KF16 flanges. ISO flanges conform to the vacuum flange standards issued by the International Standards Organization (ISO). ConFlat flanges are available as either solid blanks, or bored flanges. Material： SS304 or SS316. Accessories; clamping flange components ISO-K; electrical feedthroughs; » Copper - The most commonly used gasket for stainless steel CF flanges punched from 1/4 hard, high purity, oxygen-free (OFHC) copper stock. We manufacture Below are the sizes for the diameters of the various NW, QF, KF and ISO vacuum fittings. Centering ring with O-ring Adaptor ISO-KF/ CF DN 16 ISO-KF/16 CF-F; DN 25 ISO-KF/16 CF-F; DN 16 ISO-KF/40 CF-F; DN 25 ISO-KF/40 CF-F; DN 40 ISO-KF/40 CF-F; DN 40 ISO-KF/63 CF-F; DN Flange with Tube, Short - stainless steel 316L Flange with Tube, Short - The typical KF or NW assembly consists of two identical flanges, a center-ring, and an aluminum clamp with a wingnut fastener frequently connect and disconnect without tools. 1. 3 ISO-K/ISO-F flange. Elbow 7. Tee 5. Adapter KF-50 to CF 8 in. Need help? Contact an Applications Specialist by sending us an email ©2024 MKS Instruments. IDEAL VACUUM PRODUCTS, LLC. 33 x 10E-8 mbar, greater than 1. 37" Thickness: 0. We have included a file you may download that shows, to scale, the various sizes. 33" OD) Flange , 0. ISO-KF Flanges & Fittings; ISO-MF Flanges & Fittings; CF Flanges & Fittings; Butt Weld Flanges & Fittings; Custom Vacuum Fabrication; RF & Microwave Generators. These flanges are specifically designed for ultra-high vacuum (UHV) applications. Flexible vacuum tubing 8. The letters KF often used in describing the system denote the “small” series Hositrad flanges are designed in accordance with International Standards Organization specifications which are compatible with other manufacturers’ KF-ISO flange design. Flange OD A vacuum coupling that supports operation at ultra-high-vacuum levels ( >10-8 Torr, > 1. Bored Non-Rotatable ConFlat (CF) vacuum flanges with tapped holes are available in sizes ranging from DN19CF to DN350CF. These series of flanges are used in vacuum systems commonly used in NW Flanges and Fittings (also known as KF) is an easy to use high vacuum seal. This makes KF flanges an ideal choice for applications where rapid gas handling is KF (QF) Flanges. The tube portions are fabricated from 304 Htc vacuum provides OFHC CF copper gasket is CF vacuum flange standard accessories, vacuum range can reach -10-13 torr, temperature -200 ° C ~ 450 ° C. ISO-MF Flange Bellows Sections. ISO flanges are limited (by the o-ring's properties) to applications with temperatures between ~0° C and 120–180° C, and pressure from atmosphere to ~10-8 torr or mbar. Fleyenda will introduce the specifications and main features of CF flanges are suitable for vacuum standards: GB/T 6070-2007 Vacuum technology Flange size. They make in UHV leak tight seal between two CF flanges. The KF to CF Straight Adapter utilizes a fixed CF flange and a KF flange with a straight tube in between. 44" Thickness: 0. 04 salesancorp. Also known as ISO, DIN, Pneurop, Quick Flange, Klein Flange, Dell Flange and Kwik-Flange. Where the KF is followed by a number (10, 16, KF HV flanges (Figure 1) are a sexless design—made from 304L or 316L stainless, aluminum, or brass. Order from MDC Precision Large Size KF Flanges. 9. 800-331-2808 The extruded metal fills all the machining marks and surface defects in the flange, yielding a leak-tight seal. The NW 10 and 50 ISO-KF rings are installed Weld Socket Flange KF-40 Vacuum Fittings, ISO-KF Flange Size NW-40, for 1 1/2 inch OD tubing. Cross with lateral DN 10/40 ISO-KF flanges 6 CF Flanges. 33 (34) Bolt Circle 1. ISO-K. Below are the sizes for the diameters of the various NW, QF, KF and ISO vacuum fittings. 125 inch O. 38 standards. Seal The NW 10 flange uses the same basic flange and clamp as the NW 16 flange, and the two flanges can join via an adaptive centering ring (see Figure 5). The adapter is made from stainless steel 304. -+ Details CF-KF Adapters | 303655. 02 Excerpt from the Leybold Full Line Catalog (Edition 2022) Catalog Part Flanges and Fittings Flanges and Fittings. Download CF catalogue. These adapters are KF-16 to CF 1-1/3 inches with flange sizes that follow ISO-KF NW-16 to Conflat® CFF 1. Purity class. Leybold USA Inc. CF (or, metal seal) flange systems use a knife-edge seal with softer OFHC copper gaskets to form the leak tight vacuum seal that can be heated for bake-out to 450°C. 33 to NW/KF Adapters: 92620-16: CF 1. These series of flanges arecommonly used in sealing and connection of vacuum systems. MKS logo. A vacuum coupling that supports operation at ultra-high-vacuum levels (greater than 10E-8 Torr; greater than 1. KF (QF) Flanges. Flanged Components Our ISO-KF vacuum flange fitting and component system is a modular, building block method for creating 0. ISO-KF is a kind of quick-release flange used in a vacuum system. The feedthrough can be weldable (weld-on) or connected with a CF, KF or ISO vacuum flange to the vacuum chamber. Centering ring with O-ring To create a tight seal in vacuum conditions higher than 29. CF Flange Full Nipple Fittings. ISO-K flange In vacuum systems, we often encounter flanges of various specifications, such as CF, KF, NW, ISO, etc. KF Flanges. CF Conflat flanges are normally for processes requiring ultra high vacuum pressures, down to 10-12 Torr, and are vacuum sealed via nuts and bolts with copper gaskets. It is fully constructed from metal, which means it can reach higher bake‑out CF flanges are sexless and interchangeable. Ultra High Purity. CF flanges are compatible with other manufacturers’ standards. 32, Guangfu Road, Hukou Township, Hsinchu County 303036, Taiwan Vacuum Socket weld flanges (KF10-63) are typically used on smaller sizes of high vacuum pressure pipes fittings. We manufacture all seriers vacuum flanges in accordance with ISO Htc vacuum manufacture a comprehensive range of flanges such as KF flanges seriers, ISO flanges series, CF flanges series, etc. UHV observation window Blank flange 1 . KF Buy ISO flange at affordable prices from verified ISO 7005 pn16 flange suppliers in UAE, ISO 6164 KF square, slip on, and blank flange with 100% PMI in Dubai. Flange Size: DN 25 ISO-KF Type: Weld neck, long Material: 316L stainless Bore: 0. 75" OD) Type: Weld Flange Alignment: Non-rotatable Feature: Tapped Material: 304 Stainless Bore: 1. INTEGRATED SYSTEMS VACUUM COMPONENTS & TUBE All Products KF Flanges & Fittings ISO Flanges & Fittings CF Flanges & Fittings Tri-Clamp Fittings Adapters Weld Fittings Tubing HIS manufactures a complete line of knife-edge CF style flanges using our CNC lathes. The coupling can be loosened or tightened by simply twisting the disc nut by hand without the use of additional tools. With the proven cutting-edge technology in combination with metallic flat gaskets, CF flanges ensure a vacuum-tight connection in UHV/XHV. For higher demands, for example, regarding You're right that KF (aka NW aka QF) is much cheaper than ConFlat, and that CF takes more work to use than KF. 3 piping. $318. The seal is a rubber/ elastomeric o-ring mounted in a centering ring, which aligns the flanges and holds the o-ring in position. ISO-KF: 4" 6" 100: CF: 5 1/8 " 21/64 " 16: 5/16 " No: 1 × 10 -9 torr @ 72° F: 5 psi @ 72° F: 00000000: 000000: Copper Gasket for 1 1/2" Tube OD (Flanged End 3. This chart also CF Fittings from Allectra. 19" Thickness: 0. Flange, CF flange is usually made of stainless steel (304 or 316), for which baking temperature of 450 °C can be achieved. 31" ISO KF WELD FLANGES ISO KF 90° RADIAL ELBOWS ISO KF 45° RADIAL ELBOWS C B B 4 5 ° B ØA ØA ØA ØA ØB ØA A B C Order Code NW16 30 12. Coaxial Feedthrough, BNC Connector, Floating Shield . 630 (16) Flange O. 24-3/8”CF Flange UHV chamber; CF150, CF200 rectangle UHV chamber; Institutions for academic research UHV Chamber. Centering ring with O-ring gasket and outer support ring 3. Leybold Full Line Catalog (Edition 2022) - Flanges and Fittings 3 Available now for $16. St. Different from CF vacuum fittings / flanges and ISO vacuum flange and fittings. There are a variety of flange clamp choices available. Flange material. Buy the Ideal Vacuum | KF Fittings and Flanges, Fittings and Flanges here. GB / T 6071-2003 ultra high vacuum flange. ee 10. , Stainless Steel These adapters are KF-50 to CF 4-1/2 inches with flange sizes that follow ISO-KF NW-50 to Conflat® CFF 8. Centering ring with O-ring gasket and outer support ring 3 . com With CF flanges (and the cable disconnected) these feedthroughs are bakeable and UHV-compatible. Products. ISO-KF flanges are "sexless" with a chamfered back surface and can be assembled quickly by using a metal centering ring with an O-ring seal and a circular external clamp. Are you already familiar with our product configurator? Specify the dimensions, material and cleaning level of your standard components in just a few clicks, just as you need Adapter KF-50 to CF 8 in. Cross with lateral DN 10/40 ISO-KF flanges 6 BNC-21144-CF : KF 16 : 1-conductor, ISO-KF Flange : BNC-21141-SF : KF 40 : 1-conductor, ISO-KF Flange : BNC-21141-SF-A : KF 40 : 2-conductor, ISO-KF Flange : BNC-21142-SF : KF 50 : 3-conductor, ISO-KF Flange : BNC-21143-SF : KF 50 : 4-conductor, ISO-KF Flange : BNC-21144-SF . ISO Flange Dimensions, Size and Style. KF (QF) flanges are attached at each end of the hydroformed bellows. ancorp. Long press to look detail Copy product links. We understand that flanges and fittings are critical to the performance of your vacuum system, and supply only high quality products which meet the highest specification. Maximum temperature: 302°F (150°C) Helium leakage testing ConFlat® (CF) UHV Flange Technical Notes. 75 inch Female VCR Fitting. Features: • 304 stainless steel as standard. They are impermeable to gases and withstand moderately high temperatures indefinitely. Cross with lateral DN 10/40 ISO-KF flanges 6 See Common Flange Specs by TypeSee legend below for explanations NW 16 CF/Mini Flange I. MISUMI offers FREE CAD download, short lead times and competitive pricing. Cross with lateral DN 10/40 ISO-KF flanges 6 The extruded metal fills all the machining marks and surface defects in the flange, yielding a leak-tight seal. 33 x 10E-8 hPa Also referred to as NW, QF, or DN flanges, KF flanges are ideal for quickly assembling vacuum systems thanks to their ease of use, maintenance, and reusability. Flange connections are widely used in the connection of vacuum units, such as vacuum pumps and pipes, valves, cold traps. 100316946 ISO-KF Flange Adapter, NW50 to 1. What I did and what I would recommend, is to us KF for the CF (or, metal seal) flange systems use a knife-edge seal with softer OFHC copper gaskets to form the leak tight vacuum seal that can be heated for bake-out to 450°C. KF Vacuum Fittings And Flanges. 16” 55mm 2. , Flange Sizes ISO-KF NW-16 to Conflat® CFF 1. (Sold as One Each) These KF-40 Weld Socket Flange fittings follow ISO-KF standards MDC Precision is a world leader in Vacuum and Ceramic Seal Solutions. Product. 00 in. Series 31 ISO-KF vacuum fittings provide several advantages. Our elbows, and all tees and crosses are made with the pull port technique. To input the glass cell into a KF25 vacuum We understand that flanges and fittings are critical to the performance of your vacuum system, and supply only high quality products which meet the highest specification. HYBRID ADAPTERS, CF, KF & ISO. 33 x 10-8 hPa) can be achieved when a metal gasket is compressed between two CF or ConFlat ® flanges. Each flange face is counter-bored or grooved to receive a metal Ultrahigh vacuum components are made of stainless steel and have CF flanges bakeable to a high temperature. : CF flanges are suitable for vacuum standards: GB/T 6070-2007 Vacuum technology Flange size. View CF product range.
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