偏芯旋转阀 阀体: Cast Steel Stainless Steel 阀座/阀芯: Stainless Steel Stainless Steel stellited 公称压力: Nominal pressures: DIN PN 10 to 40 bar ANSI Class150 to 300 Lbs Temperatures: from -100 to +400°C (联系我时,请告知从优优商务网看到的信息,将获得最优质服务)