GB/T 9711-2011 L450M/X65M PSL2 LSAW pipelines use of hot-rolled process,L450M X65M LSAW pipeline is mainly used in petroleum, chemical industry, electric power, metallurgy thermodynamics field, water supply project, steam heating, hydropower station and long-distance pipeline project. Available in wooden or wooden pallets for packaging, paint on pipes, end plastic caps or according to customer requirements.