J23W-160P,J23H-16CJ23W-160P/J23W-16P/J23H-320C外螺纹焊接针形截止阀...
Z41H-25...
3051-160P.3051-320P...
针形阀PN160 DW6 针型阀 PN320 DN10 截止阀J61W-32MPa 仪表阀J23W-16MPa...
歧管阀...
_针阀、节流阀、微调阀、仪表阀门、针型阀、岐管阀;卡套式阀门、管件;仪表三阀组、五阀组;截止阀、球阀、闸阀、止回阀、蒸汽疏...