steel pipe

At present, the company is the leading manufacture for seamless steel pipe, ERW steel pipe, spiral steel pipe, hot-rolled steel pipe, thermal expansion Pipe, square pipe, rectangle pipe, China's oil industry of the pipe for Quality Supervision and Testing Center and Hebei iron and steel products quality inspection stations have detected us qualified. Products in accordance with international quality management and production passed the IS09001: 2000 quality management system certification. We...[Click for details]