Trunnion Ball for Ball Valve Size: NPS 6-56 (DN150-1400) Pressure Rating: Class 150~2500(PN16~420) Base Material: ASTM A105, A350 LF2, A182 F304, A182 F316, A182 F6A, A182 F51, A182 F53, A182 F55, A564 630(17-4PH), Monel, Inconel. Coatings: ENP,Chrome Plating,Tungsten Carbide,Chrome Carbide,Stellite,Inconel,Special. Support Type: Support Plate Drive: Rectangle Socket Roundness: 0.02-0.04 Roughness: Ra0.2-Ra0.4 Coaxiality: 0.05-0.10 Packaging Detail: wooden cases; pallet; containers Used: large and medium oil, gas, water conservancy, pharmaceuticals,Chemical, heating equipment industry We can also produce according to customer’s size.
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