Sheet3
Sheet2
Sheet1
钢筋弯钩增加长度计算
半圆弯钩
直弯钩
斜弯钩
序号
名称
角度
180°
90°
135°
计算式
lz=1.071D+0.571d+lp
lz=0.285D-0.215d+lp
lz=0.678D+0.178d+lp
1.0712.56+0.5716+106
1.0712.56.5+0.5716.5+106.5
1.0712.58+0.5718+108
1.0712.510+0.57110+1010
1.0712.512+0.57112+1012
0.285D-0.215d+lp
0.2852.56-0.2156+106
0.2852.56.5-0.2156.5+106.5
0.2852.58-0.2158+108
0.2852.510-0.21510+1010
0.2852.512-0.21512+1012
0.6782.56+0.1786+106
0.6782.56.5+0.1786.5+106.5
0.6782.58+0.1788+108
0.6782.510+0.17810+1010
0.6782.512+0.17812+1012
针对HPB235级钢筋，平直长度取10d时，钢筋弯钩长度计算表
钢筋直径
文字说明：D：圆弧弯曲直径，对HPB235级钢筋取2.5d；HRB335级钢筋取4d；HRB400级钢筋取5d；
d：钢筋直径；
lp：弯钩的平直部分长度。
D：圆弧弯曲直径，对HPB235级钢筋取2.5d；HRB335级钢筋取4d；HRB400级钢筋取5d；d：钢筋直径；lp：弯钩的平直部分长度。
弯折角度
计算公式
1.071D+0.571d+lp
0.678D+0.178d+lp
结果(mm)
.00
0.00
.00
.00
.00
.00
.00
0.00
.00
.00
0.00
.00
.00
.00
.00
.00
0.00
.00
.00
00.00
.00
.00
.00
.00
.00
0.00
.00
0.00
00.00
.00
.00
0.00
.00
0.00
0.00
0.00
0.00
00.00
.00
.00
0.00
.00
0.00
0.00
0.00
.00
0.00
.00
.00
.00
.00
.00
0.00
.00
.00
0.00
.00
.00
.00
.00
.00
0.00
.00
.00
0.00
.00
.00
.00
.00
.00
0.00
.00
0.00
00.00
.00
.00
0.00
.00
0.00
0.00
0.00
0.00
00.00
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.00
0.00
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0.00
0.00
0.00
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0.00
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0.00
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0.00
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0.00
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0.00
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0.00
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0.00
00.00
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0.00
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0.00
0.00
0.00
0.00
00.00
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.00
0.00
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0.00
0.00
0.00
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.00
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