KF Seals
We offer aluminum and stainless steel centering rings for KF flanges. Following sealing materials are available: Perbunan, Buna, Silicone, Viton, EPDM, Neoprene and FFKM. KF seals are also available with outer centering ring.
The name KF (for Klein Flansche) was adopted by ISO, DIN, and Pneurop standards organizations. It is also called QF, NW, and DN. The flange is sized by the largest nominal tube I.D. (mm) that can be welded to it. Standards sizes are: KF16, KF25, KF40, and KF50. Intermediate sizes KF10, KF20 and KF32 are not so common and do only have a smaller bore size than the mating KF16, KF25 and KF40.
Showing 1–24 of 344 results
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Metal seal copper outer centered, DN63KF
Part Number: 515-0063EUR 95.00 Add to cart -
Aluminum centering ring with Perbunan seal DN63KF
Part Number: 501-0063Price unavailable, request quote -
Aluminum centering ring with Viton seal DN63KF
Part Number: 503-0063Price unavailable, request quote -
Metal seal Aluminum, inside centered DN16KF/DN10KF
Part Number: 511-1016Price unavailable, request quote -
Metal seal Aluminum, inside centered DN25KF/DN20KF
Part Number: 511-2025Price unavailable, request quote -
Metal seal Aluminum, inside centered DN40KF/DN32KF
Part Number: 511-3240Price unavailable, request quote -
Metal seal Aluminum, inside centered DN50KF
Part Number: 511-0050Price unavailable, request quote -
Metal seal Aluminum, inside centered DN63KF
Part Number: 511-0063Price unavailable, request quote -
Metal seal Aluminum, outer centered DN16KF/DN10KF
Part Number: 510-1016Price unavailable, request quote -
Metal seal Aluminum, outer centered DN25KF/DN20KF
Part Number: 510-2025Price unavailable, request quote -
Metal seal Aluminum, outer centered DN40KF/DN32KF
Part Number: 510-3240Price unavailable, request quote -
Metal seal Aluminum, outer centered DN50KF
Part Number: 510-0050Price unavailable, request quote -
Metal seal Copper, inside centered DN16KF/DN10KF
Part Number: 516-1016Price unavailable, request quote -
Metal seal Copper, inside centered DN25KF/DN20KF
Part Number: 516-2025Price unavailable, request quote -
Metal seal Copper, inside centered DN40KF/DN32KF
Part Number: 516-3240Price unavailable, request quote -
Metal seal Copper, inside centered DN50KF
Part Number: 516-0050Price unavailable, request quote -
Metal seal Copper, inside centered DN63KF
Part Number: 516-0063Price unavailable, request quote -
Metal seal Copper, outer centered DN63KF
Part Number: 515-0063Price unavailable, request quote -
Stainless steel centering ring with Perbunan seal DN63KF
Part Number: 505-0063Price unavailable, request quote -
Stainless steel centering ring with Viton seal DN63KF
Part Number: 507-0063Price unavailable, request quote -
Aluminum centering ring with EPDM seal, DN10KF
Part Number: 1201EEUR 3.60 Add to cart -
Aluminum centering ring with EPDM seal, DN16KF
Part Number: 1202EEUR 3.80 Add to cart -
Aluminum centering ring with EPDM seal, DN25KF
Part Number: 1204EEUR 4.90 Add to cart -
Aluminum centering ring with EPDM seal, DN40KF
Part Number: 1206EEUR 6.00 Add to cart
Showing 1–24 of 344 results