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国家建委全国塔式起重机行业检查组于79年8月9日至11月15日对上海建工机械厂生产制造的 ZT—120型自升塔式起重机进行了质量检查。这次来沪检查的为第三行检组,由北京建筑机械制造厂、哈尔滨工程机械厂、辽阳金属结构厂、山西建工机械厂、江苏省建筑机械修造厂等单位代表组成,在上海建工机械厂检验了该厂79年11月组装的机号为79001的塔机一台,按分等规定进行了空载荷、额定载荷、超
The State Construction Committee National Tower Crane Industry Inspection Group conducted a quality inspection on the ZT-120 self-erecting tower crane manufactured and manufactured by Shanghai Construction Machinery Factory from August 9 to November 15. The inspection team from Shanghai this time was the third inspection team, consisting of representatives from Beijing Construction Machinery Manufacturing Plant, Harbin Engineering Machinery Factory, Liaoyang Metal Structure Factory, Shanxi Jiangong Machinery Factory, and Jiangsu Construction Machinery Repair Factory. The engineering machinery factory inspected a tower crane with a machine number of 79001 assembled in November of the same year in the plant, and conducted empty load, rated load, and super