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目前 ,大同煤矿集团公司中央机厂采用“贝氏体钢”耐磨材料 ,为四台矿制造的破碎机齿辊被评为集团公司科技进步二等奖。该破碎机齿辊采用《新型鸿康贝氏体耐磨钢》铸成。该技术是这个厂从清华大学材料系贝氏体钢研究及推广中心引进的。从国外进口一对破碎机齿辊需 1 2× 1 0 4
At present, Datong Coal Mine Group Central Machine Factory using “bainite steel” wear-resistant materials, crusher gear manufactured for the four mine was named the Scientific and Technological Progress Group two prize. The crusher gear roll with “new Hong Kang bainitic wear-resistant steel” cast. The technology is the plant from Tsinghua University Department of Materials Bainitic Steel Research and Promotion Center introduced. Imported from abroad a pair of crusher pinion need 1 2 × 10 4