H76H-16C船舶专用碳钢双瓣蝶形对夹式止回阀材质WCB

CF8/CF8M不锈钢对夹式高平台球阀防意式Q71F-16P

JIS不锈钢日标暗杆法兰闸阀型号Z45W-10K材质SCS13

JIS日标不锈钢法兰暗杆截止阀材质SCS13型号J45W

手动化工部标准重型碳钢法兰截止阀J41H-16C

600LB压力美标不锈钢法兰球阀材质CF8型号Q41F-600LB

F4德标短系列法兰高平台不锈钢球阀Q41F-16P

CF8/CF8M材质不锈钢气动法兰球阀型号Q641F-16P

2507材质双相不锈钢美标法兰闸阀型号Z41W-150LBV

F304/F316/F51材质美标锻钢高压法兰止回阀型号H41W-300LB

CF8/CF8M不锈钢变径夹套法兰保温闸阀型号BZ41W-16P

310S/4A材质不锈钢化工法兰截止阀型号J41W-16V

F304/F316/2205化工美标锻钢高压法兰球阀Q41F-600LB

F304/f316美标锻钢高压法兰闸阀型号Z41Y-600LB

CF8/CF8M/2205材质不锈钢对夹式夹套保温球阀型号BQ71F-16P

一体式不锈钢保温法兰球阀BQ41W-16P材质CF8/CF8M/2205

4A/TA2材质不锈钢化工部法兰球阀型号Q41Y-63V规格

310S不锈钢材质硬密封化工部法兰高温球阀型号Q41Y-16310S

CF8M不锈钢化工部法兰夹套保温截止阀型号BJ41W-16P

A105N美标/国标锻钢高压法兰球阀Q41F-600LB

CF8/CF8M不锈钢固定式法兰球阀型号Q347F-16P

CF8/CF8M材质美标不锈钢法兰止回阀H44W-150LB

CF8材质不锈钢法兰柱塞阀型号UJ41W-16P压力PN16

高性能手动不锈钢国标化工部法兰球阀Q41F-16P