国家质检总局和国家标准化委员会共同发布的GB1499.2–2007《钢筋混凝土用钢第2部份:热轧带肋钢筋》。标准中明确规定,抗震钢筋的符号为在较高要求的抗震结构牌号后加“E”,例如HRB400E,HRB500E。“E”,是英语单词Earthquake(地震)的第一个字母,标志着钢筋产品达到了国家颁布的“抗震”标准。
介绍了承钢利用特有的钒资源优势研制生产抗震钢筋的过程。
The vanadium-microalloying HRB400 aseismic ribbed bar has been developed by Chengde Iron and Steel Co.
分析了HRBF 500e超细晶粒热轧抗震钢筋的技术要求。
The technical requirements of HRBF500E ultra-fine grain earthquake-resistant reinforced bar were analyzed.
珀尔修斯拥有更坚固的钢铁外壳和备用的抗震性触发系统,能击穿数米厚的钢筋混凝土,并在进入掩体之后才引爆。
With a stronger steel casing and backup shock-resistant triggering mechanisms, the Perseus can smash through several metres of reinforced concrete and detonate only after it has gone into a bunker.
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