... gate Valve Flash Board knife gate Valvenominal pressure; 0.6 mpa, 1.0mpa, 1. ... B16.5, JB/T79, HG, SH, JIS, DIN, NF, BS,main material C1, WCB, ZG1Cr18Ni9Ti, ZG1Cr18Ni12Mo2Ti, CF8, CF3, CF3Mseal type: stainless ... no leakage,driving devices: bevel gear, electric, handwheel, hydraulic, Flash Board knife gate Valve (API CE approved)