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    Bi Directional Knife Gate Valve

    Bi Directional Knife Gate Valve 1.Technical Data: Nominal Diameter DN(mm): 50(2’’)~1200(48’’) Nominal Pressure PN(MPa): 0.6~1.6 (class150) Testing Pressure Shell PN(MPa): 1.5~2.4 Testing Pressure Sealing PN(MPa): 1.1~1.76 Seal type hard / soft (EPDM,NBR and polyurethane) Leakage: hard seal: Level D(liquid 0.1xDNmm);soft seal: Level A (zero leakage) 2.Material could be:  Part  Material  Body  carbon steel,CF8,CF8M (Stainless steel 304,316)  Seal […]