... products ConnectionNPT, DIN, 228, PT, PF Body MaterialCF8M/SUS 316, CF8/SUS 304, WCB/carbon steelWorkmanshipInvestment casting body + machining ... Currently our major product materials are 304, 304 L, 316,316L, WCB, and our company produces a variety of ... customers’ patronage to cooperating and building brilliant future together. 316 stainless steel Mini ball valve F/F/ precision casting parts ...