不锈钢焊接式波纹管截止阀主要零部件材料:阀体:铸不锈钢阀盖:铸不锈钢波纹管:不锈钢密封面:聚四氟乙烯公称压力:1.6MPA工称压力:-30~+50介质:氢气及各种高纯度气体不锈钢焊的焊接式波纹管截止阀的各种型号:WJ10F1.6PWJ10F1.6PAWJ15F1.6PWJ20F1.6PWJ25F1.6PWJ32F1.6PWJ40F1.6PWJ40F1.6PAWJ50F1.6PWJ65F1.6PWJ80F1.6PWJ100F1.6P)