Product Description Shandong Jianlong Iron and Steel Co., Ltd. is a company with more than 10 years of experience. We are located in Liaocheng, one of the largest steel producing areas in China. We have our own production plant. We also deal in prepainted steel coil, corrugated roofing sheet and carbon steel coil, etc. Welcome to purchase. The seamless steel pipe is made of a whole piece of metal and has no seam on the surface.According to the production method,seamless pipes are divided into hot tube, cold-rolled pipe, cold-drawn pipe, extruded pipe, pipe jacking, etc. According to the cross-sectional shape, seamless steel pipes are divided into circular and special-shaped pipes. Special-shaped pipes have many complex shapes, such as square, oval, triangle, hexagon, melon seeds, star and finned pipes.Seamless steel pipes are mainly used as drilling pipes for petroleum geology, cracking pipes for petrochemical industry, boiler tubes, bearing pipes and high-precision…