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