We are factory specializing in the manufacture and export of high pressure needle valves and fittings for more than twenty years. We have passed the certificate of ISO9001 and CE. With such long time manufacturing experience we have high quality products...
high pressure needle valve, medium pressure needle valve, medium instr...
Product name: metal to metal sealed trunnion mounted ball valveCategories: Trunnion Mounted Ball ValveQilong Valve Co.,Ltd is a leading China metal to metal trunnion mounted ball valve, inconel ball valve, nickel alloy ball valve, low pressure ball valve...
Metal To Metal Floating Ball Valve...
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