... , DIN2999. 3.CNC lathe process. 4.API 6D certificated. 2-pc stainless steel ball valvesAs the professional stainless steel pipe fittings ... industrial application. High quality investment casting body and caps. Product2-PC ball valveMaterialSs201,304,304L,316,316LSize1/4”-2”Thread End ... handle, 25% glassfibre R-PTFE seats.Working Pressure 1000PSI 2-pc stainless steel ball valves(SS)