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Wafer PTFE Butterfly ValveSpecifications JinErJian Frosting PTFE Butterfly Valve 1.Sealing Surface:PTFE 2.Can do other standard,like... Read More |
Wafer PTFE Butterfly ValveSpecifications JinErJian Frosting PTFE Butterfly Valve 1.Sealing Surface:PTFE 2.Can do other standard,like... Read More |