我挂瓦室职工在段党委领导下,高举“鞍钢宪法”光辉旗帜,发扬敢想敢干的革命精神,于1965年开始研究,先后征求了五个铁路局十二个车辆段的意见,经八次改进,革新成功了轴瓦浇注的铸型,使轴瓦在浇注白合金时不用抹泥,使挂瓦质量由原来70％提高到98％以上,杜绝了车辆燃轴的责 Under the leadership of the Party Committee of the Paragraph, I hang up the staff in the tile-making room and hold the glorious banner of “Ansteel’s Constitution” and carry forward the revolutionary spirit of daring to think and dare. I started my study in 1965 and solicited opinions from twelve railway depots on five depots. Eight improvements, the successful renovation of the cast bearing bush, the bush in the casting of white metal without mud, so that the quality of the original from 70% to over 98%, to eliminate the responsibility of the vehicle combustion shaft