Stainless steel balls like AISI316, AISI410 used for ball valves.
Rough material made from casting or forging, then machined by turning lathe. Valve balls from different size 2" to 16".
And ball valves, gate valves are all available manufacturer in our factory. valve(ball valve ,industrial valve,brass /cast steel/wedge/flanged/forged/sanitary/solenoid/pneu