... forged pipes. 2) Size: forged pipes 1/2"-20" 3) Pressure: SCH5S-160. 4) ISO certificated. Features:Product Forged PipesSize Seamless Pipes 1 ... /2"-20" Welded Pipes 1/2"-20".Length1M, 2M, 3M, 6M, Max ... cases,or under the client's request.Applications Industries forged pipes for the Pulp and Paper, Water Treatment, Sewage Treatment, ...