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Do you know the standards for testing and inspecting these valves?

2025-04-11

GB/T 26482 Check Valve Fire Test

GB/T 12242 Safety Valve Performance Test Method

GB/T 12251 Steam Trap Test Method

GB/T 26479 Fire Test for Rotary Valves with Elastic Seals

GB/T 13927 General Valve Pressure Test

GB/T 12245 Pressure Reducing Valve Performance Test Method

GB/T 26480 Valve Testing and Inspection

GB/T 26481 Valve Emission Test

JB/T 6902 Liquid Penetrant Inspection Method for Valve Cast Steel Parts

JB/T 6903 Ultrasonic Inspection Method for Valve Forged Steel Parts

JB/T 5296 Test Method for Flow Coefficient and Flow Resistance Coefficient of General Valves

JB/T 6439 Magnetic Particle Inspection of Valve Pressure Cast Steel Parts

JB/T 6440 Radiographic Inspection of Valve Pressure Cast Steel Parts

JB/T 6899 Fire Test for Valves

JB/T 8859 Stop Valve Static Pressure Life Test Procedure

JB/T 8860 Plug Valve Static Pressure Life Test Procedure

JB/T 7748 Valve Cleanliness and Determination Method

JB/T 7929 Appearance Quality Requirements for Valve Cast Steel Parts

JB/T 8858 Gate Valve Static Pressure Life Test Procedure

JB/T 8862 Life Test Procedure for Valve Electric Actuators

JB/T 8863 Butterfly Valve Static Pressure Life Test Procedure

JB/T 8861 Ball Valve Static Pressure Life Test Procedure

SH/T 3064 Selection, Inspection and Acceptance of Steel General Valves for Petroleum and Chemical Industry

DL/922 Ordering and Acceptance Guide for Steel General Valves for Thermal Power Generation

Applicable medium temperature for valve body and valve cover made of different materials

What is the difference between a check valve and a stop valve?

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