10mm-500mm thickness 09cupcrni-a steel equivalent welding process

The company sells special wide and thick steel plates of various specifications and materials such as Wuhan Iron and Steel, Anshan Iron and Steel, Chongqing Iron and Steel, Baosteel and other materials all year round. Available specifications for 09cupcrni-a steel equivalent: thickness 8-650mm, width 1.5-4.02m, length 3-27m, unit weight 35 tons. Our company can set rolling futures according to user requirements, and stock a large number of stocks of various materials (including plates and short-foot plates) for many years, and can also cut and draw materials and deliver special-shaped finished or semi-finished products according to user requirements.

Expression method of pressure coefficient of seamless steel pipe: pressure P 17.5, coefficient S-4 seamless pipe production and manufacturing: tube blank -- Inspection -- peeling -- Inspection -- Heating -- perforation -- pickling -- grinding -- lubrication and air drying -- welding head -- cold drawing -- solution treatment -- pickling -- pickling and passivation -- Inspection -- cold rolling -- degreasing -- air drying -- internal polishing -- one external polishing -- Inspection -- identification of finished 09cupcrni-a steel equivalent product packaging.

Weathering steel is characterized in that the alloy composition and weight percentage content. The chemical composition C≤0.12, Si: 0.25 ～ 0.75, Mn: 0.20 ～ 0.50, P: 0.07 ～ 0.15, S≤0.03, Cu: 0.25 ～ 0.55 , Cr: 0.30 ～ 1.25, Ni≤0.65, and the rest are Fe and trace impurities. Weathering steel sheet 09cupcrni-a steel equivalent is mainly used for steel structures such as railways, vehicles, bridges, and towers that are exposed to the atmosphere for a long time.

According to the data of Tianyan Inspection, recently, a series of changes have taken place in the steel e-commerce company Minmetals E-commerce Co., Ltd., and Alibaba's investment entity, Hangzhou Ali Venture Capital Co., Ltd., has withdrawn from its ranks of shareholders. Previously, Alibaba Banner held 44% of the company's shares. Minmetals E-Commerce Co., Ltd.'s business scope includes international ship management; international shipping; domestic water transportation; online trade agents; online operation of computers, metal materials, hardware, etc.