受拉钢筋抗震锚固长度一览表
本工程为二级抗震结构,非特殊环境,常用受拉钢筋锚固长度如下:
钢筋种类 砼等级 钢筋直径 锚固长度 钢筋种类 砼等级 钢筋直径 锚固长度
HRB400 C40
12mm 400.2mm
HRB400 C35
12mm 441.6mm
14mm 466.9mm 14mm 515.2mm
16mm 533.6mm 16mm 588.8mm
18mm 600.3mm 18mm 662.4mm
20mm 667mm 20mm 736mm
22mm 733.7mm 22mm 809.6mm
25mm 833.75mm 25mm 920mm
HRB400 C30
12mm 483mm
HRB400 C25
12mm 552mm
14mm 563.5mm 14mm 644mm
16mm 644mm 16mm 736mm
18mm 724.5mm