| Steel |
Cubic inches x .2833 |
= Lbs. |
| Steel |
Cubic inches x .00253 |
= Cwts. |
| Steel |
Cubic inches ÷ 400 + 1/100 |
= Cwts. |
| Cast Iron |
Cubic inches x .263 |
= Lbs. |
| Cast Iron |
Cubic inches x .00235 |
= Cwts. |
| Cast Iron |
Cubic inches x 7 + 300 |
= Cwts. |
| SQUARES |
|
|
| Steel |
Side² x length ÷
4 + 1/10 and 1/2 of the length |
= Lbs. |
| Steel |
Side² x length ÷
400 + 1/100 |
= Cwts. |
| Cast Iron |
Side² x 3 length ÷
10-1/18 |
= Lbs. |
| Cast Iron |
Side² x 2 length + 1/6 ÷
1000 |
= Cwts. |
| ROUNDS |
|
|
| Steel |
Dia² x length ÷ 9 |
= Lbs. |
| Steel |
Dia² x length ÷ 1000 |
= Cwts. |
| Cast Iron |
Dia² x length x .206 |
= Lbs. |
| Cast Iron |
Dia² x length ÷ 9
÷ 6 ÷ 10 |
= Cwts. |
| FLATS |
|
|
| Steel |
Width x thickness x length ÷
4 + 1/10 and 1/3 of the length |
= Lbs. |
| Steel |
Width x thickness x length ÷
400 + 1/100 |
= Cwts. |
| Cast Iron |
Width x thickness x 3 length
÷ 10 - 1/8 |
= Lbs. |
| Cast Iron |
Width x thickness x thickness
x 8 length ÷ 1000 |
= Lbs. |
| RINGS OR CYLINDERS |
|
|
| Steel |
Inside dia. + thickness x thickness
x 8 length ÷ 9 |
= Lbs. |
| Steel |
Inside dia. + thickness x thickness
x 8 length ÷ 100 |
= Cwts. |
| Cast Iron |
Inside dia. + thickness x thickness
x 4 length x .206 |
= Lbs. |
| Cast Iron |
Inside dia. + thickness x thickness
x 8 length ÷ 1100 |
= Cwts. |
| HEXAGONS |
|
|
| Steel |
Dia² x length x .249 |
= Lbs. |
| Steel |
Dia² x length x .0022 |
= Cwts. |
| Cast Iron |
Dia² x length x .227 |
= Lbs. |
| Cast Iron |
Dia² x length x .00202 |
= Cwts. |
| OCTOGONS |
|
|
| Steel |
Dia² x length x .235 |
= Lbs. |
| Steel |
Dia² x length x .0021 |
= Cwts. |
| Cast Iron |
Dia² x length x .217 |
= Lbs. |
| Cast Iron |
Dia² x length x .00194 |
= Cwts. |
