... lathe process. 4.API 6D certificated. 2-pc stainless steel ball valvesAs the professional stainless steel pipe fittings manufacturer, we can ... street elbow, red elbow ,tee, red tee, hex nipple, hex bushing, hex cap, hex plug, weld nipple, barrel nipple, union conical ... . High quality investment casting body and caps. Product2-PC ball valveMaterialSs201,304,304L,316,316LSize1/4”-2”Thread End ASTM ...