Литая сталь вафли клапан-бабочка

Cast Steel Wafer Butterfly Valve Size:2"-80" or DN50-DN2000 Pressure:150LB-3000LB or PN10-PN64 or 10K-40K Material:WCB,WCA,WCC,LCB,LCC,WC6,WC9,C5,C12,CF8,CF8M,CF3,CF3M,CF8C,CN7M(2-48) Design & Manufacture Std.:API 609,MSS SP-67,MSS SP-68,BS 5155 Face to face Std.:ASME B16.10,API 6D,JIS B2002,DIN 3202,ASME B16.25 End connection Std.:ASME B16.5,DIN 2543-2545 Test standard:ISO 5208,BS 6755 Structure Type:Center line pattern,Double Eccentric pattern,ThreeEccentric pattern Operated way:Hand Wheel,Worm Gear,Pneumatic,Electric Acturtor PS:Product parameters can be customer ordered, the above parameters for reference only. 1)The wafer type butterfly valve wherever needed. 2)The wafer type butterfly valve Small torque of operate 3)Flow curve tending to straight the test of tens of thousands opening/closing operation 4)Long service life.Standing the test of tens of thousands opening/closing operation 5)The wafer type butterfly valve by perfect sealing without leakage under the pressure test 6)The wafer type butterfly valve wide selection of materials,applicable for various mediums