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根据国家自行车质量监督检验测试中心1991年7月17日发出的国自检字(91)第12号通知:“从1991年7月起、前后轴耐磨性能试验正式改用卧式耐磨试验机检测”。 ZM80A-1型自行车前后轴卧式耐磨试验机,是由上海自行车二厂根据“自行车国家标准”(送审稿)和“自行车前后轴质量内控考核办法”起草小组有关要求而设计试制的;由上海轻工装备总公司正式制造,全国自行车标准化中心监制。并于88年10月正式通过鉴定。
According to Circular No. 12 issued by the National Bicycle Quality Supervision, Inspection and Testing Center on July 17, 1991, “From the beginning of July 1991, the wear test of the front and rear axles was officially changed to the horizontal one. Machine test“. The ZM80A-1 bicycle front and rear axle horizontal wear tester is designed and manufactured by the Shanghai Bicycle No. 2 Factory according to the relevant requirements of the drafting group of the National Standard for Bicycles (Draft for Ratification) and the ”Method for Internal Control of Front and Rear Axles of Bicycles" drafting; Formally manufactured by Shanghai Light Industry Equipment Corporation and supervised by the National Bicycle Standardization Center. And in October 88 formally passed the appraisal.