品名 |
规格 |
级别 |
理重 |
精轧螺纹钢 |
15 |
JL540 |
1.47kg/m
|
PSB785 |
|||
PSB830 |
|||
精轧螺纹钢 |
20 |
PSB500 |
2.47 kg/m |
PSB785 |
|||
PSB830 |
|||
精轧螺纹钢 |
25 |
PSB785 |
4.1 kg/m |
PSB830 |
|||
PSB930 |
|||
PSB1080 |
|||
精轧螺纹钢 |
32 |
PSB785 |
6.65 kg/m |
PSB830 |
|||
PSB930 |
|||
PSB1080 |
|||
精轧螺纹钢 |
36 |
PSB785 |
8.41 kg/m |
PSB830 |
|||
PSB930 |
|||
PSB1080 |
|||
精轧螺纹钢 |
40 |
PSB785 |
10.37 kg/m |
PSB830 |
|||
PSB930 |
|||
PSB1080 |
预应力混凝土用螺纹钢筋 (精轧螺纹钢) 力学性能要求
强度级别 |
屈服强度/MPa |
抗拉强度/MPa |
断后延伸率/% |
PSB500 |
≥500 |
≥550 |
≥10 |
PSB785 |
≥785 |
≥980 |
≥7 |
PSB830 |
≥830 |
≥1030 |
≥6 |
PSB930 |
≥930 |
≥1080 |
≥6 |
PSB1080 |
≥1080 |
|
|
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