Q944F/Q945FQ944F/Q945F电动三通球阀
面议Q944F/Q945FQ944F/Q945F电动三通球阀
面议H74ⅠH74Ⅰ型对夹薄型止回阀
面议H12W-16TH12W-16T黄铜丝口止回阀
面议H12W-16P/RH12W-16P/R不锈钢丝口止回阀
面议H42T型(DRVZ)H42T型(DRVZ)*止回阀
面议H61YH61Y型高压升降式止回阀
面议H14W-16P/RH14W-16P/R不锈钢螺纹旋启式止回阀
面议H42H/WH42H/W不锈钢法兰立式止回阀
面议HQ45XHQ45X型 微阻球形止回阀
面议HQ41XHQ41X球形止回阀(无磨损球形止回阀)
面议H41X/WH41X/W消声止回阀(铁壳铜芯)
面议H42XH42X底阀
面议