连轧后水冷工艺对 GCr15 轴承钢 Ф60 mm 棒材网状碳化物的影响
련알후수랭공예대 GCr15 축승강 Ф60 mm 봉재망상탄화물적영향
Effect of Water Cooling Process after Continuous Rolling on Carbide Network of Ф60 mm Rod of GCr15 Bearing Steel
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