固定球: 固定球
MAIN FEATURES:
Trunnion Ball for Ball Valve
USED: Oil, gas, water conservancy, pharmaceuticals, chemical, heating equipment industry
Size: NPS 6~56 inch(DN 150-1400)
Pressure Rating: Class 150-2500(PN16~420)
Base Material: ASTM A105, A350 LF2, A183 F304, A182 F316, A182 F6A, A182 F51, A182 F53, A182 F55, A564 630, Monel, Inconel.
Coatings: ENP, Chrome Plating,Tungsten Carbide, Stellite, Inconel
Support Type: Support plate
Drive: Pin hole, Rectangle socket, Straight slot
Roundness: 0.02-0.04
Roughness : Ra0.2-Ra0.4
Coaxiality: 0.05-0.10
