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0 前言鞍钢第三炼钢厂2号150t转炉在生产过程中,由于有三个托圈卡板座脱落,使得转炉三支点支承机构固定拉杆断裂(图1)。
0 Foreword In the process of production, the No. 1 150T converter of No. 3 Ironworks in Anshan Iron and Steel Co., Ltd. was fractured due to the falling of three pallet pallets, which resulted in the fracture of the fixed tie rod of the three-point support mechanism of the converter (Figure 1).