... BSP, BSPT, NPT,NPTF Handle: S/S, Alum Long Neck Brass Ball ValveForged Brass Ball Valve is produced by Brass hot Forging Process ... restricting flow when closed. mini ball valve, compression ball valve So Among all the brass/bronze material, Brass Ball valve's market and selling ... Offer. Almost 40% Selling Total in our company is the Brass Ball Valves.It has been exported Europe, North America, Russia ...