J441W,J441H,J441YJ441W,J441H,J441Y正齿轮截止阀

J541H,J541YJ541H,J541Y伞齿轮截止阀

J561H，J561W，J561YJ561H，J561W，J561Y焊接伞齿轮截止阀

J41T，J11TJ41T，J11T铸铁截止阀

北京式锻钢截止阀，北京式焊接截止阀

J41JJ41J衬胶截止阀

J45JJ45J衬胶直流式截止阀

J41F46J41F46衬氟截止阀

J44F46J44F46衬氟直角式截止阀

J45F46J45F46衬氟直流式截止阀

WJ41H-150LBWJ41H-150LB，WJ41H-300LB美标波纹管截止阀

J21WJ21W外螺纹截止阀