汶川大地震后,钢筋的抗震性能受到了广泛的重视,国内多家钢筋生产企业获得了抗震钢筋的生产许可证.概述了微合金化、余热处理和超细晶3种工艺生产的抗震钢筋的研究现状.针对我国钢筋抗震性能指标偏低,有专家提出了应变时效敏感性、低温脆性、可焊性、强度与塑性的配合、高应变低周疲劳性能5个性能指标.还有学者建议将钢筋的耐腐蚀性列入钢筋抗震性能指标.
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