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Iron Steel Group Ltd. was founded in 1957, now has been developed into a large
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Iron Steel Group Ltd. was founded in 1957, now has been developed into a large
（）1998，，。.
Iron Steel Group Ltd. was founded in 1957, now has been developed into a large enterprise group with four major industrial patterns, including energy conservation and environmental protection, digital technology, iron and steel inligent manufacturing, and modern
（“”）。. 1963，，2003，50、，、
、、。. 5000，，1000，2，5
（）1998，，。. 、，2000，。. ，
，、、、、、、、（）；4000，1100。.
2002，，，。 104，2，。 ：DIN、ANSI、NFE、BS、JIS、GB。 ，，，，、。 ，
263 ， ： 0571- ： qq
、。. 1996，，、03，……[] . ：00-571