GB/T9711-2011 L320N/X46N PSL2 LSAW pipeline is an industrial steel pipe,L320N/X46N PSL2 LSAW pipeline is mainly used in low-pressure liquid transport, such as water, gas and oil. Oil drilling and mechanical manufacturing,its surface can be coated with epoxy adhesive coating, coal tar epoxy resin, 3PE, extinction coating, asphalt coating, black oil paint on request, can accept chemical composition analysis, mechanical properties, technical performance, dimensions Inspection, hydrostatic test.