Stem Ball

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