回复：HRB335、HRB400代表什么？有什么区别？
h...........热扎¦^µd¨^Ѻ²öbbs.3c3t.comûO
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r...........带肋¦^µd¨^Ѻ²öbbs.3c3t.comûO
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b..........钢筋¦^µd¨^Ѻ²öbbs.3c3t.comûO
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335.....极限抗拉强度标准335mp¦^µd¨^Ѻ²öbbs.3c3t.comûO
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400.....极限抗拉强度标准400mp¦^µd¨^Ѻ²öbbs.3c3t.comûO
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