工建阀门CF3M化工部不锈钢法兰截止阀型号J41W-16P

F304\/F316高压手动锻钢承插焊闸阀型号Q61F-800LB

CF8不锈钢T型\/L型保温三通夹套法兰球阀BQ45F-16P

CF8材质不锈钢变径夹套保温放料球阀BQ41F-16P

防腐管道高性能手动不锈钢衬氟法兰球阀型号Q41F46-16P

不锈钢硬密封法兰日标球阀材质SCS13型号Q41W-10K

加长杆美标不锈钢法兰球阀型号Q41F-600LB材质CF8\/CF8M\/2205

船用不锈钢H76W-16P蝶形双瓣对夹式止回阀材质CF8\/CF8M\/2205\/2507

手动不锈钢夹套管道保温对夹式球阀型号BQ71F\/Y-16P

手动国标不锈钢法兰衬氟截止阀型号J41F46-16P

国标CF8\/CF8M材质不锈钢对焊截止阀型号J61W-16P

工建美标高压碳钢法兰截止阀型号J41Y-600LB

气动三片式不锈钢内螺纹球阀型号Q611F-16P材质2205.CF8

CF8材质电动不锈钢三片式内螺纹球阀型号Q911F-25P

船用标准不锈钢T型三通法兰连接球阀型号Q45F-16P

JIS不锈钢日标法兰立式止回阀型号H42W-10K材质SCS13

国标碳钢衬氟T型三通法兰球阀型号Q45F46-16C

国标涡轮操作开关不锈钢法兰球阀型号Q341F-16P材质CF8

CF8\/CF8M\/2205材质不锈钢三片式法兰球阀Q41F-16P

手动美标不锈钢硬密封法兰球阀型号Q41Y-300LB材质CF8

氨基酸发酵专用不锈钢抗生素法兰截止阀KJ41HF-16P

工建阀门国标304不锈钢氨用法兰截止阀型号J41N-16P

304\/316\/2205国标不锈钢法兰止回阀型号H44W-25P

材质CF8M美标不锈钢法兰闸阀型号Z41Y-150LBP