教育 来源:互联网 时间:2023-06-05 00:48:00
(资料图片)
1、Q235-表示屈服点为235MPa。
2、抗拉强度约是375-460MPa (3750-4600kgf/cm2)Q345-表示屈服点为345MPa。
3、抗拉强度约是490-620MPa (4900-6200kgf/cm2)。
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