KF Flanges (Klien) are the standard din 28430 & ISO 2861 connections for vacuum fittings up to DN50 used in low & high vacuum. Along with the ancillary components they offer a simple solution for applications requiring easy and repeated assembly.Sealing is accomplished with a centering with a nitrile or viton o’ring squashed between a pair of KF Flanges and pulled together using a circumferental clamp.KF Blank Flanges points:Material: 304L stainless steelBakeable to 150° CVacuum Rating: 1×10-8 mbarWide range of elbows, crosses & tees are availableTubulated Flanges are available for welding to stainless steel tubeKF Blank flanges are used to cap off the open ports where not required and are also used as a base part to manufacture adaptor fittings, instruments, feedthroughs etc.Manufactured from: 304 Stainless Steel. KF Blank flanges are supplied in a sealed plastic bag with a protective plastic cap.KF Blank flanges are manufactured to the ISO Standard and are compatible with other supplier’s product.

CF Blank flanges are used to cap off the open ports where not required and are also used as a base part to manufacture adaptor fittings, instruments, feedthroughs etc.Manufactured from: 304L Stainless Steel. They are supplied in a plastic bag with a protective plastic cap.The CF Blank flanges are manufactured to the CF Standard and are compatible with other supplier’s product.Material: Stainless SteelBakeable to 450°CVacuum rating 1×10-11 mbarWide range of elbows, crosses, tees and adaptors are availableTubulated flanges are available for welding to stainless steel tube * European standard, to be used with copper gasket OD 272.7 mm