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The world 's top ten stainless steel mills(5)
Sep 22, 2017

Pohang Iron and Steel Company

South Korea's Pohang Iron and Steel Company is the world's largest steel production enterprises, in 1998 the annual output of crude steel reached 25.57 million tons, in one fell swoop to replace the Japanese New Japan Iron and Steel Company exclusive 30 years of global production of crude steel first.

The company's products were mainly carbon steel, but since the 20th century, 80 years, with the automotive industry, electronics industry and the development of new industries, the market demand for steel products to the advanced, multi-species, small batch direction , Pohang Iron and Steel Company in a timely manner to adjust the product structure, stainless steel coil, coated steel, automotive steel and other high value-added products increased year by year. At the same time, the company in its Pohang plant investment in the construction of new smelting, continuous casting and rolling facilities, is expected to be completed in 2003. The project includes the introduction of a third electric furnace for stainless steel smelting, a new on-casting facility, a new pickling line, a new treatment capacity of 200t / h heat treatment furnace. The company said that in order to produce more stainless steel coil, No. 1 hot rolling will be expanded. After the completion of the project, Pohang Iron and Steel Company's hot rolling production capacity will increase by 450,000 tons, stainless steel crude steel production capacity from the current: 1.13 million tons to 1.66 million tons, will become the world following the German Krupp • Thyssen Stainless Steel after the second largest stainless steel hot rolling mill.

Pohang Iron and Steel Company's products in the international market has a strong competitive edge, which comes from low cost, high efficiency, good quality, product structure is reasonable, to meet the needs of the market. In order to further improve the status of its products in the world, the company directly to foreign investment, local production in situ sales in order to obtain higher profits, to 1997 in the United States, China, Vietnam, Indonesia, Thailand established 25 Owned enterprises, there are nine joint ventures or wholly-owned companies in China, of which Zhangjiagang Pohang stainless steel company in January 1999 completed and put into operation, with an annual output of 110,000 tons of stainless steel cold-rolled plate. October 2002 Pohang Iron and Steel Company and Qingdao Iron and Steel Group signed a joint investment of 180 million US dollars in Qingdao to build an annual output of 150,000 tons of cold-rolled stainless steel plate joint venture project is expected to put into operation in 2005, which is China's current production of cold rolling One of the largest works of stainless steel plate.

Pohang Iron and Steel Company Pohang plant stainless steel production process is as follows:

Pohang plant

The characteristics of the process can be summarized as follows:

○ 1 two-step steelmaking method and three-step steelmaking method and use.

○ 2 long profiles and plates can be produced.

Pohang Iron & Steel's stainless steel products include hot rolled strip, cold rolled sheet, cold rolled coil, hot rolled plate and round steel, square steel, flat steel, hexagonal steel and small angle and other long profiles, wire and seamless

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