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EQ joint system (KS B 1547)
EQ joint is a press type connection system of stainless steel pipes in which the pipe and the fitting are pressed simultaneously in a hexagonal or circular shape for sufficient connection strength. Water pressure can be maintained according to the compressive deformation of the rubber ring.
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Material for the EQ joint
Body
The body is made of STS 304 (27 kinds), which is used for all products of press type stainless steel pipe fitting (around 150 products). STS 316L (32 kinds) are applied according to the customer’s request.
O-ring
O-ring is made of EPDM rubber. Upper use temperature is 150℃. However, if it is used for a long-term period, it is recommended to be used in the temperature below 90℃.
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O-ring (EPDM) Test Result