WJ41W国标波纹管截止阀口径:DN25~DN300
WJ41W国标波纹管截止阀
产品引用标准:
制造标准:GB12234
结构长度:GB12221
法兰标准:JB79 Flange:JB79
对焊口标准:GB12224 Butt-welding:GB12224
试验标准:GB13927 Test:GB13927
口径:DN25~DN300
主要零件的材料说明: 零件名称Part Name | 阀体Body | 阀盖Bonnet | 阀杆 stem | 阀瓣Disc | 密封面Sealing Face | 填料 Paking | WCB | WCB | WCB | 13Cr | 2Cr13 | 2Cr13 | 柔性石墨GRAPHITE | STL | 304 | CF8 | CF8 | 304 | 304 | 304 | 柔性石墨GRAPHITE | STL | PTFE | 316 | CF8M | CF8M | 316 | 316 | 316 | 柔性石墨GRAPHITE | STL | PTFE | 304L | CF3 | CF3 | 316 | 304L | 304L | 柔性石墨GRAPHITE | STL | PTFE | 316L | CF3M | CF3M | 316 | 316L | 316L | 柔性石墨GRAPHITE | STL | PTFE | |