H型钢规格表(可查截面面积)

H

B

t 1

t 2

r

298149 5.58132501256983461746913500

170

10

10

4.截面面积计算公式为"t 1(H-2t 2)+2Bt 2+0.858r 2"

(H-2t2)+2Bt2+0.858r2"

4080.002

3696.912

5245.002

8200