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为了解决方坯直轧工艺生产含Nb钢筋出现的强化效果不显著问题,通过经典形核理论计算了Nb(C,N)在奥氏体中沉淀析出动力学行为特点,......
研究的Ф6.5mm500E抗震钢筋20MnVN(/%:0.19~0.20C,0.23~0.26Si,1.26—1.31Mn,0.016~0.023P,0.006—0.012S,0.10~0.11V,0.0038—0.0163N)的生产流程为50t顶底复吹转......