... . Product name: Butterfly Valve forging,ball valves forging Forged valves,gate valve,brass ball valve,flange valve,water valve,control valveOur company specialize ... experience, have the advanced production equipment and technology ,with 5 production lines. The main production equipments are ... .Samples time15-30 days, we will track the samples with whole range.StandardsASTM, ASME, AISI, API, UNI, ...