亚洲中文字幕97久久精品少妇_美女自卫慰视频福利喷水_午夜伊人福利_日韩欧美一区二区东京热_欧美黑人性暴力猛交_亚洲中文无码综合_国产二级免费黄色影片_国产精品密蕾丝视频_国产亚洲高清在线观看不卡_久草婷婷五月天

H21H外螺紋止回閥(male thread check valve)

入口(Inlet)：Ф12 mm—Ф38 mm活接式對焊( weld nipple )

出口(Outlet)：Ф12 mm—Ф38 mm活接式對焊( weld nipple )

通徑(Orifice):DN6 —DN32

打開壓力(opening pressure):1/3 PSi(0.002 MPa) —25 PSi(0.17 MPa)

壓力等級(Working Pressure):6.4MPa—41MPa,1000PSi—6000PSi

適用溫度(Suitable temperature):-10°F(-23℃)—400°F(204℃)

材質(Materials): 316L.316SS.316H.304SS.321SS.1Cr18Ni9Ti.20#.A105.

.Duplex2205.Duper duplex2507.Monel.inconel.hastelloyc