RST VALVE CASTING RAW MATERIAL QUALITY CONTROL

Time: 2019-03-20
Summary: Before producing products, we must inspect our casting raw materials. We must ensure the valve surface is smooth, no burr , no sand hole, with correct dimension and material content for Physical & Chemical Test.

RST VALVE

12’’150LB Carbon Steel(WCB) casting body

Before producing products, we must inspect our casting raw materials. We must ensure the valve surface is smooth, no burr , no sand hole, with correct dimension and material content for Physical & Chemical Test. We have our own quality control team to do this things to ensure quality. 

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