Q41JQ41J 衬胶球阀

J45JJ45J 直流式截止阀

J45FSJ45FS 直流式截止阀

J44FSJ44FS 角式截止阀

J41JJ41J 衬胶截止阀

J41FSJ41FS 衬氟截止阀

J11W-16PJ11W-16R 不锈钢丝口截止阀

z11w-16pz11w-16p 不锈钢丝口闸阀

Z41WZ41W 不锈钢闸阀

J41B/FJ41B/F氨用截止阀

J941HJ941H传动钢制电动截止阀

J41HJ41H 铸钢截止阀