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华丰钢铁厂职工,突出政治,活学活用主席著作,学习了国内的先进经验以后,通过自己厂的不断改进,如严格控制铁水成分;缩小退火炉温差;改进退火工艺等措施,使机械性能大幅度提高。 KT37－12达到100%,其中有77．8%赶上KT38－18的先进水平。目前该厂正在为全面赶上和超过世界先进科学技术水平而奋斗。化学成分如下表。
Huafeng Iron and Steel Plant workers, highlighting the political, living and learning to use the chairman of the book, after learning the advanced experience of the country, through their continuous improvement of the factory, such as strict control of hot metal components; reduce the annealing furnace temperature difference; improve the annealing process and other measures to make the mechanical properties substantial improvement. KT37-12 reached 100%, of which 77.8% to catch up with the advanced level of KT38-18. Currently the plant is in full swing to catch up with and surpass the world’s advanced science and technology and struggle. The chemical composition is as follows.