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Stem Ball for Ball Valve
Size: NPS 1-4 (DN25-100)
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: Axle Sleeve
Drive: Straight Slot
Roundness: 0.01-0.02
Roughness: Ra0.2-Ra0.4
Coaxiality: 0.05
Packaging Detail: wooden cases; pallet; containers http://www.qlvalves.com
Stem Ball
