Precision seamless steel pipe 20# 

Product Description Seamless carbon steel pipes are made of steel ingots or solid billets through perforation to make capillaries, which are then hot-rolled, cold-rolled or cold-drawn. Seamless carbon steel pipe plays an important role in my country's steel pipe industry. According to incomplete statistics, there are more than 240 seamless carbon steel pipe manufacturers in my country, more than 250 sets of seamless carbon steel pipe units, and an annual production capacity of about 4.5 million tons. From the perspective of diameter, <φ76, accounting for 35%, <φ159-650, accounting for 25%. In terms of varieties, general-purpose pipes are 1.9 million tons, accounting for 54%; oil pipes are 760,000 tons, accounting for 5.7%; hydraulic struts and precision pipes are 150,000 tons, accounting for 4.3%; stainless pipes, bearing pipes, and automobile pipes total 50,000 tons. tons, accounting for 1.4%.  Shandong Jianlong Iron and Steel Co., Ltd. is a company with mo…