Valve selection
JIS 10K Japanese standard flange vertical lift check valve
Lift type check structure
H42X Japanese standard flange vertical lift check valve opens the valve disc in the guiding direction through the pressure difference of the medium. When there is a reverse flow trend, the valve disc closes to limit the backflow of the medium.
Installation direction needs to be confirmed
Lift check valves have clear requirements for the direction of valve disc movement and medium flow direction. Whether horizontal or vertical installation is allowed should be confirmed according to the actual product structure and technical documents, and universal templates should not be used for uniform description.
Material and JIS pressure rating
The current parameter table lists SCPH2, SCS13, and SCS14 materials. The pressure rating of JIS cannot be simply converted directly with PN or Class numbers. The actual pressure and temperature capabilities need to be confirmed in conjunction with the material and applicable standards.
Rotating Japanese standard products can be referred toJIS10K Japanese standard swing flange check valve。
Frequently Asked Questions
Do all lift check valves have springs?
It cannot be generalized, and the specific internal structure and product information should prevail.
Can JIS10K be directly understood as fixed MPa?
Not recommended, the actual pressure temperature rating is also related to the material and design temperature.
What is the most important thing to confirm for selection?
Need to confirm the medium, flow rate, pressure, temperature, installation direction, flange standard, and material.

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