二片式V型球阀带刻度盘 2PC V-shape ball valve with dial Q11F-16/64

升降式止回阀H41H-64 法兰(RF/FM)

开放式带扳手弹簧微启式安全阀 open spring low-lift safety valve with level A47H

全焊接球阀Q61HF-16/40C CF8球 缩径锻压球阀 带固定手柄

锻压升降式止回阀 flange forged lift check valve H41H-100 法兰(RF/FM)

封闭式弹簧全启式安全阀 closed spring full lift safety valve A42Y

全焊接球阀Q61HF-16/40C CF8球 缩径锻压球阀 带活动手柄

法兰球墨铸铁蝶阀 flange SG iron butterfly valve D41X-10Q

封闭式弹簧全启式安全阀 closed spring full lift safety valve A42F

全焊接涡轮球阀 Q361HF-16/25C CF8球 缩径锻压球阀 双极涡轮 防腐蚀漆

国标一片式碳钢球阀 GB 1PC SS ball valve Q11F-16/64

蜗轮法兰球墨铸铁蝶阀 worm flange SG iron butterfly valve D341X-10Q