| CHEMICAL PROPERTIES |
| MECHANICAL TUBING |
| Seamless, Welded, and D.O.M. |
| Low Carbon—Open Health |
| |
|
|
|
|
| AISI No. |
C** |
Mn. |
P. Max. |
S.
Max |
| 1010 |
.05-.15 |
0.30-0.60 |
.040 |
.050 |
| 1018 |
.15-20 |
0.60-0.90 |
.040 |
.050 |
| 1020 |
.15-.25 |
0.30-0.90 |
— |
— |
| 1026 |
.21-.28 |
0.60-0.90 |
— |
— |
| 4140/42 |
.38/.45 |
.070-1.00 |
— |
— |
| |
|
|
|
|
| ** Carbon limits are minimum and maximum on check analysis, while the other elements are subject to AISI Standard Variations for check analyses.
Additional elements included: Silicon—.15/.35, chromium—.80/1.00 and molybdenum .15/.25. |
| CARBON STEEL TUBING |
|
| Typical Properties |
|
| AISI Designation |
Condition |
Strength, PSI |
% Elong. In 2” |
Brinell
Hardness |
| Tensile |
Yield |
| Seamless |
| 1018 |
Hot Rolled |
52,000 |
32,000 |
28 |
107 |
| |
Cold Drawn |
85,000 |
65,000 |
10 |
174 |
| 1026 |
Hot Rolled |
70,000 |
47,000 |
28 |
116 |
| |
Cold Drawn |
87,000 |
72,000 |
10 |
179 |
| Welded |
| 1020 |
HREW |
52,000 |
38,000 |
12 |
107 |
| |
DOM |
70,000 |
60,000 |
10 |
140 |
| 1026 |
DOM |
85,000 |
75,000 |
8 |
174 |
| Structural |
| ASTMA500 (B) |
Cold Formed |
58,000* |
46,000* |
23 |
— |
|
