沟槽式止回阀
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5款H76H-Y-F-PN4.0对夹双板止回阀 -
5款H76H-Y-F-PN1.0对夹双板止回阀 -
6款H11T-W-H-F-X-16升降式止回阀 -
7款GB-T584船用法兰铸钢截止阀、船用法兰铸钢截止止回阀(A) -
7款GB-T584船用法兰铸钢截止阀、船用法兰铸钢截止止回阀(B) -
7款GB-T584-船用法兰铸钢截止阀、船用法兰铸钢截止止回阀(AS) -
5款GB-2008船用法兰青铜截止阀船用法兰青铜截止止回阀(AS) -
6k2H71H-YF-PN1.6(HWF6)对夹式止回阀 -
6款H71HYF-PN1.0(HWF6)对夹式止回阀 -
8款HH44T-44X-44T-10、16、25微阻缓闭止回阀 -
低温止回阀DN150-DH61Y-25P设计CAD图纸+加工工艺+检查卡 -
DN25-DH61Y-25SW低温止回阀设计CAD图纸+检查卡+加工工艺 -
1.25H41F46-150lb美标全衬氟止回阀设计CAD图纸 -
5款H71H-YF-CLASS-600(HWF1)对夹式止回阀 -
7款H41T-W-H-F-X-1616Q升降式止回阀 -
11款GB-T587船用法兰青铜截止阀船用法兰青铜截止止回阀(A) -
8款H71H-Y-F-CLASS-150(HWF6)对夹式止回阀 -
7款H71H-Y-F-CLASS-300(HWF6)对夹式止回阀 -
7款H71H-Y-F-PN4.0(HWF6)对夹式止回阀 -
6款H71H-Y-F-PN2.5(HWF6)对夹式止回阀
