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Date: 2025-12-29Views: 680
This standard specifies the specific test pressures for shell tests, high-pressure seal tests, and high-pressure top seal tests for class 150 to class 2500.
Specialized in the development and production of fluid control valves
Our leading production：ball valves, butterfly valves, gate valves, globe valves, check valves, filters, water control valves, pressure reducing valves, balancing valves, regulating valves, pneumatic valves, electric valves, and other high, medium and low pressure valves.
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