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为了强化有色金属管、棒材的拉伸生产,苏联伊尔库茨克重型机器制造厂等单位研制成一种奇特的拉伸机。该拉伸机用移动模的拉伸方法来实现固定毛坯的拉伸。这新型拉伸机可以对有色金属合金和钢
In order to strengthen the non-ferrous metal pipe, bar tensile production, the Soviet Union Irkutsk Heavy Machinery Factory and other units developed into a strange stretch machine. The stretching machine uses a moving die stretching method to achieve stretching of a fixed blank. This new stretcher is available for non-ferrous alloys and steels