Pipe Coupling 1.No welding required 2.For elastic coupling 3.Simple for installation 4.For all metal pipes We a company ... are stainless steel precision casting products, including all kinds of pipe fittings, valves, couplings, unions, flanges as well as ... industry, textile, food and papermaking.Multi-function Pipe Coupling:Character:1.For elastic coupling 2.Securely and corrosion-resistant 3. ...