2pc JIS stianless steel flange dn20 ball valve

 Specification:

China. Dongjin valve responsibility limited company was founded in 1985. It is a professional manufacturing enterprise is engaged in researching, manufacting, service and selling kinds of valves.

China. Dongjin valve responsibility limited company mainly product six series of carbon steel valve and stainless steel valve which have more than fifty kinds of valves and three thousands size such as ball valve, gate valve, globe valve, check valve, plug valve, filter and so on.

China. Dongjin valve responsibility limited company has passed ISO9001:2008 international quality system certification, ISO14001 environment system certification, American API6D certification, OHSAS18001 occupation health and safety certification, EU CE safety certification, special equipment safety production pressure pipeline license (TS) certification, and have got Standardized system validation measurement test system certification successively.

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