Hebei Tianyuan Steel Pipe Manufacturing Co., Ltd., is a large steel manufacturer. With spiral pipe production lines, can produce 219-3620 spiral steel pipe, wall thickness 6-30mm. Longitudinal two production lines, can produce 219-1520 straight seam steel pipe, wall thickness up to 80mm. Materials are, Q235.Q345.20 #. L series. X series. American Petroleum Institute API standards. To commodity inspection. Our products are widely used in oil pipelines, gas pipelines, heat pipes. And the production of flanges and other pipe fittings. Welcome to the new and old friends to plant inspection visit.
