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ISO Components

Description of ISO Components

The ISO-K standard for clamp connections (DIN 28404, ISO 1609) is the standard connection for vacuum pipes starting from the nominal diameter DN63 and larger used in fine and high vacuum. The various possibilities of connection between two flanges.

ISO-K: Two single flanges are connected with the help of claw clamps. The flanges have a groove on the back in which the claw clamps are hooked which press the flanges together.

Such as KF connections there is a sealing with centering ring and O-ring between the flanges. Mostly an additional trapped centering ring is used which produces an assembly with constant distance.