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上钢五厂精炼轴承钢材已荣获国家金质奖。目前,首批轴承钢热轧退火圆钢已启运到巴基斯坦。过去该厂生产的名牌轴承钢材都供国内轴承制造厂制造成轴承后出口国外。这次首批出口的轴承钢圆
Five steel plant on the refined bearing steel has won the national gold medal. At present, the first batch of bearing steel hot rolled annealing bar has been shipped to Pakistan. In the past the factory production of brand-name bearing steel are made for the domestic bearing manufacturer made bearings exported abroad. The first batch of steel bearings exported