Forged Elbows, Tees, Crosses manufacturer / supplier in China, offering Forging Carbon/Stainless Steel NPT Bsp Concentric Swage Nipple for Oil & Gas, DIN/ISO Compliant Forging Carbon/Stainless Steel Metric Thread Concentric Swage Nipple, Leak-Proof Forging Carbon/Stainless Steel Plumbing Threaded Screw Concentric Swage Nipple and so on.