机械性能
钢筋等级 | 棒材试验编号 | 拉力试验 | 弯曲试验 | |||
拉伸极限 Kgf/mm2 (N/mm2) | 抗拉强度 Kgf/mm2 (N/mm2) | 伸展 min (%) | 弯角 | 弯曲直径 | ||
BjTP24 | NO.2 | Minimum 24 (235) | Minimum 39 (380) | 20 | 180o | 3xd |
NO.3 | 24 | |||||
BjTP30 | NO.2 | Minimum 30 (295) | Minimum 45 (440) | 18 | 180o | d≤16 = 3xd d>16 = 4xd |
NO.3 | 20 | |||||
BjTP30 | NO.2 | Minimum 30 (295) | Minimum 45 (440) | 16 | 180o | d≤16 = 3xd d>16 = 4xd |
NO.3 | 18 | |||||
BjTP35 | NO.2 | Minimum 25 (345) | Minimum 50 (490) | 18 | 180o | d≤16 = 3xd 16<d≤40 = 4xd d≥40 = 5xd |
NO.3 | 20 | |||||
BjTP40 | NO.2 | Minimum 40 (390) | Minimum 57 (560) | 16 | 180o | 5xd |
NO.3 | 18 | |||||
BjTP50 | NO.2 | Minimum 50 (490) | Minimum 63 (620) | 12 | 90o | d≤25 = 5xd d>25 = 6xd |
NO.3 | 0.864 |