GB/T9711-2011 L415N/X60N PSL2 LSAW pipeline is an industrial steel pipe,L415N X60N PSL2 LSAW pipeline is mainly used in port construction, heating projects,oil, natural gas pipeline, water engineering chemical industry,its surface can be painted, painted, lined, 2PE, FBE, sandblasting,can accept X-ray Or ultrasonic flaw detection.