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国营无锡钢丝绳厂根据省冶金厅下达的新产品开发研制计划,在省冶金研究所等单位的配合下,试制成功了起重机用的6T(29)系列钢丝绳,并已形成500吨以上的年生产能力。今年四月,江苏省冶金厅邀请冶金部金属制品研究所、重庆钢铁设计总院、中国船舶工业总公司七○二研究所,以及上海宝山钢铁总厂、北京起重机厂等试用单位的技术专家,对此项新产品进行鉴定。一致认为,6T(29)系列钢丝绳的主要技术性能均已达到或超过国际上某些先进工业国家的标准,特颁发了新产品鉴定合格证书(编号:苏冶科鉴字第86009号)。
State-owned wire rope factory in Wuxi Province under the Metallurgical Authority issued a new product development plan, with the provincial metallurgy Institute and other units with the trial of a successful trial of the crane with 6T (29) series of steel wire rope, and has formed more than 500 tons of annual production capacity . In April this year, Jiangsu Provincial Department of Metallurgical Metallurgy Institute invited the Institute of Metals, Chongqing Iron and Steel Design Institute, China Shipbuilding Corporation 702 Institute, as well as Shanghai Baoshan Iron and Steel Plant, Beijing Crane Factory and other pilot units of technical experts, Identify this new product. It was unanimously agreed that the main technical performance of the 6T (29) series of steel ropes had met or exceeded the standards of some advanced industrial countries in the world and issued the Certificate of New Product Specialization (No .: SuYeKeZiChi No. 86009).