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Domestic cold bending forming technology
Sep 20, 2018

In China, since the end of the 50, the construction of cold-bending unit has undergone a tortuous process of development, adjustment, only 6 in the late 70, the 80 generation of China's cold-formed steel rapid development, By 1982, the production of only 16,000 tons, to 1989, the country more than 20 manufacturers, production development to more than 300,000 tons, the design capacity of more than 600,000 tons, of which 14 key plant metallurgy system, Unit 45 sets, cold-formed steel varieties specifications are also increasing, now has reached more than 800 species. Under the favorable form of reform and opening up, the construction of national economy puts forward new requirements for steel varieties and quality, the advantages of cold-formed steel are gradually recognized and accepted, and the production of cold-formed steel has been greatly developed.

So far has been more than 100 sets of cold bending units, the annual production capacity of 1.5 million tons, a total of more than 1000 varieties specifications.

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