Copper > Square

Size/Diameter (inches)

Lbs/Ft

1/4

0.2423

3/8

0.5451

1/2

0.969

5/8

1.514

3/4

2.18

7/8

2.968

1

3.876

1-1/4

6.056

1-1/2

8.721

2

15.5

3

34.88