Copper-Nickel Tube/Nickel Alloy Tube manufacturer / supplier in China, offering The Engineering Marvel of Hastelloy B/B-2 90 Sr Elbows, Weld Neck Copper Nickel Flange 2500 with Packaging Wooden Boxes, High Quality Stainless Steel Elbow 45 90 180 Degree SS304 SS316 Sch40 and so on.