Gold Member Since 2011
Audited Supplier
Guangzhou Kingmetal Steel Industry Co., Ltd.

Casing Coupling, Steel Tubing Coupling, Oil Coupling manufacturer / supplier in China, offering K55/J55 Seamless Casing and Tubing Coupling for Oil and Gas, 201/304/316L Sanitary Stainless Steel Food Grade Elbow, Carbon Steel Line Pipe API 5l Gr. B and so on.

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