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经冶金部钢铁司批准,上海市冶金局主持召开的四股钢丝绳及弹性钢丝绳两种新产品鉴定会于1986年12月25～27日在江苏苏州市召开。来自全国15个生产及使用单位的37名专家代表经认真讨论,一致通过鉴定,并建议正式转产,进一步满足用户需要。上钢二厂研制的四股钢丝绳采用圆股挤压成型工艺,绳股的断面形状近似扇形,股
Approved by the Ministry of Metallurgical Ministry of Iron and Steel, the appraisal of the four new steel wire ropes and elastic wire ropes held by the Shanghai Metallurgical Bureau was held on December 25-27, 1986 in Suzhou, Jiangsu. The 37 expert representatives from 15 production and use units across the country have been seriously discussed and passed the appraisal unanimously. They also recommended that they be formally converted to meet the needs of users. The four-strand steel wire rope developed by Shanghai No. 2 Steel Works adopts a round strand extrusion molding process. The cross-sectional shape of the strand is approximately fan-shaped.