Class 125 Swing Check Valve
設(shè)計(jì)標(biāo)準(zhǔn)Design: MSS SP-71
結(jié)構(gòu)長Face to Face: ANSI B16.10
法蘭標(biāo)準(zhǔn) Flanges : ANSI B16.1
閥體Body: 灰鐵ASTM A 126B; 閥瓣Disc: 灰鐵ASTM A 126B
搖桿Hanger: ASTM A536 65-45-12;
環(huán)氧樹脂噴涂Product color: Blue RAL 5017
