TECHNICAL ARTICLE

What are the regulations and requirements for safety valves when they leave the factory?

Time：2021/10/12 21:16:25 Category：TECHNICAL ARTICLE Source： Click：

Answer: (1) The safety valve must be accompanied by a product quality certificate when it leaves the factory, and the quality certificate should include the following: ①The content on the nameplate; ②The manufacturing standard; ③Inspection report; ④Other special requirements.

safety valves

(2) A firm metal nameplate should be installed on the safety valve product, and the following content should be stated on the metal nameplate: ①Name of the manufacturer, manufacturing license number; ②Model, form, specification; ③Product number; ④Nominal pressure ( MPa); ⑤Valve flow diameter (valve seat throat diameter); ⑥Emission coefficient; ⑦Applicable medium and temperature; ⑧Verification mark and supervisory inspection mark; ⑨Delivery year and month.

Knowledge contributor: Shanghai Wuyue Safety Valves

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What are the regulations and requirements for safety valves when they leave the factory?

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