本着地区协作的精神,华北五省市在发挥各自优势、相互补充、推进四化的宗旨下,召开了以提高铸件质量为中心的年会。会议应选论文五十余篇。其中铸铁材质10篇,铸铁熔炼及检测6篇,与铸铁有关的造型材料及工艺6篇。 1.多元低合金抗磨铸铁的研究(承德合金铸铁 In the spirit of regional cooperation, five provinces and cities in North China held their annual meeting centering on improving the quality of castings under the principle of giving full play to their respective advantages and complementing each other and promoting the four modernizations. More than fifty papers should be selected for the conference. Including 10 cast iron materials, cast iron smelting and testing of 6, with cast iron-related materials and technology modeling 6. 1. Multiple low alloy anti-wear cast iron (Chengde alloy cast iron