250型工字钢每米的重量

问题描述:

250型工字钢每米的重量

型号25a25b
尺寸(毫米)
h250250
b116118
d810
t1313
r155
截面面积 (厘米2)
48.553.5
理论重量 (公斤/米)
38.142