1000
δ2.75
250×250
δ=10
250
?60
00
125
10
50
0
20
0
60
6042
20
Bottom Flange
Hole:4-15×30
Uniform
Bolt :M12
1000
δ2.75
250×250
δ=10
250
?
60
00
125
10
50
0
20
0
Bottom Flange
Hole:4-15×30
Uniform
Bolt :M12
60
Bottom Flange
Hole: 4-15× 30
Uniform
Bolt :M12