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With professional and productive factory, Wenzhou Redstar Valve Co.,Ltd is one of the top level China metal seat trunnion ball valve manufacturers. Welcome to wholesale cheap metal seat trunnion ball valve from us.
Design & Manufacture according to : API 6D
Face to Face according to : ASME B16.10
Flange Dimensions according to : ASME B16.5
Pressure & Temperature according to : ASME B16.34
Test & Inspection according to : API 6D / API 598
Visual Inspection according to : MSS SP-55
Marking according to : MSS SP-25
http://www.redstar-valves.com
