... the piling pipe, water pipe, gas&oil pipes etc. Diameter: Max. 4500mm,Steel grade: Max. X80,Wall thickness: Max ... .25.4mm For producing petroleum, gas and water transportationDescription: SSAW Pipe Mill/Spiral Welded Pipe Machine/SSAW Pipe ... controller, meet with DIN, JIS, GB and IECSSAW Pipe Mill type (only for reference, can be designed ... X 6.0-25.4mm SSAW pipe production line