外螺纹截止阀的型号标注
PN | PN2 5(25) | PN4 0(40) | PN6 4(64) | PNl6(160) | PN25(250) | PN32(320) |
型号 | J23W-25 J23H-25 J23W-25I J23H-25I J23W-25P J23W-25R |
J23W-40 J23H-40 J23W-40P J23W-40R |
J23W-64 J23H-64 J23W-64P J23W-64R |
J23W-60III J23H-160 J23W-160P J23W-160R |
J23W-250 J23H-250 J23W-250I J23H-250I J23W-250P J23W-250R |
J23W-320 J23H-320I J23W-320P J23W-320R |