旋启式止回阀 Swing Check Valves ; wind check valve ; swing check vingve ; flapper valve

旋启双瓣式底阀 Double disc swing foot valve ; Double discng foot valve ; doubldiscswingfootvalve

双向旋启式止回阀 backflow gate

旋启式止逆阀 swing check valve

进口旋启式止回阀 Swing check valves

单瓣旋启式止回阀 Single disc swing check valve

钢制旋启式止回阀 Steel swing check valves

电站旋启式止回阀 XQSZHF

多瓣旋启式止回阀 Multi-disc swing check valve

不锈钢旋启式止回阀 Specifications