(1)冷轧扭钢筋强度标准值,见表1-27。
表1-27 冷轧扭钢筋强度标准值
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/962bd40735fae6cd6fe25c5902b30f2442a70fb7?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8cb1cb13495409230f1794469f58d109b3de4988?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
(2)冷轧扭钢筋抗拉强度设计值和弹性模量,见表1-28。
表1-28 冷轧扭钢筋抗拉强度设计值和弹性模量
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/78310a55b319ebc49a2e81a18f26cffc1e1716b7?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
(3)冷轧扭钢筋力学性能和工艺性能,见表1-29。
表1-29 冷轧扭钢筋力学性能和工艺性能
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/6609c93d70cf3bc76e7e3ad4dc00baa1cd112a88?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
注:①d为冷扎扭钢筋标志直径;
②A、A11.3分别表示以标距
或
(S0为试样原始截面面积)的试样拉断伸长率,A100表示距100mm的试样拉断伸长率。
③бcon为预应力钢筋张拉控制应力;fptk为预应力冷轧扭钢筋抗拉强度标准值。