中国机械工程学会材料学会于1981年9月在洛阳召开了矿山机械磨料磨损失效分析交流会。会上有四个矿山机械行业的代表报告了矿山机械关键零部件的失效情况。中国农业机械科学院等单位宣读了履带板、风扇磨打击板、2米~3电铲铲齿及破碎机锤头等易磨损件的失效分析、有 Chinese Society of Mechanical Engineers Institute of Materials in September 1981 held in Luoyang mining machinery abrasion failure analysis exchange meeting. At the meeting, representatives of four mining machinery industry reported the failure of key components of mining machinery. China Academy of Agricultural Machinery and other units read the failure of track shoes, fan mill impact board, 2 m ~ 3 power shovel shovel teeth and crusher hammer and other wear parts analysis, there