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