Most frequently used for bracing and struts.
Nominal Pipe Size
inches
lbs
Type
A
B
C
D
E
F
G
H
12-5
3/4"
1.38
2.83
0.66
12-6
1"
1.73
3.35
0.95
12-7
1 1/4"
2.17
3.70
1.56
12-8
1 1/2"
2.36
4.25
2.02