低碳铁素体不锈钢高频直缝电阻焊管退火工艺优化
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Annealing Process Optimization of High Frequency Longitudinal Resistance Welded Low-CarbonFerritic Stainless Steel Pipe
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图14. 不同退火温度下接头的冲击值 |
Fig.14. Charpy impact energy of welded joint after annealing at different temperatures for 3 min |
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