GB/T9711-2011 L245Q/BQ PSL2 LSAW pipeline has good mechanical properties and chemical properties,L245Q/BQ PSL2 LSAW pipeline's surface can be painted varnish, oil painting, 3PP, 3PE, FBE, epoxy coating.Mainly used in construction, shipbuilding, petrochemical, water and electricity industries. Besides,Its can be accepted dimensional inspection, non-destructive testing, hydrostatic test, SR1 electromagnetic inspection.