J15F-1.6P不锈钢焊接截止阀、J50F-1.6P焊接式不锈钢截止阀性能规范:公称压力:1.6MPA工称压力:-30~+50介质:水油及一般气体主要零件材料:阀体:铸不锈钢阀盖:铸不锈钢阀顶:黄铜密封面:聚四氟乙烯焊接式不锈钢截止阀的型号J10F-1.6PJ15F-1.6PJ20F-1.6PJ25F-1.6PJ32F-1.6PJ40F-1.6PJ50F-1.6P)