Tianjin Bo steel and iron and steel trade Co., Ltd.   

The company consists of (Tianjin steel pipe factory) specifications: 5mm*1mm 1020mm*200mm professional operating steel pipe seamless steel pipe, diameter 38mm-127mm cold-rolled seamless steel pipe, outer diameter 127mm-377mm, wall thickness 16mm-100mm, diameter precision + 0.5%, + 5% in wall thickness accuracy of hot rolled thick wall seamless steel tube, 16Mn external diameter of 400 - 1600mm, the wall thickness of large diameter and thick wall pipe 20 60mm, length up to 16 meters and a variety of seamless pipe, seamless steel tube. The standing steel

16Mn seamless, small seamless pipe, welded steel pipe, spiral steel pipe, stainless steel pipe