Copper-Nickel Tube/Nickel Alloy Tube manufacturer / supplier in China, offering Weld Neck Copper Nickel Flange 2500 with Packaging Wooden Boxes, High Quality Stainless Steel Elbow 45 90 180 Degree SS304 SS316 Sch40, Stainless Steel Socket Tee Pipe Fittings Monel 400 Uns N04400 and so on.