| Selected ASTM Specifications |
| Chemical Composition Ranges and Limits |
| ASTM No. |
Grade |
C |
Mn |
Si |
Cr |
Ni |
Mo |
V |
Others |
| A106* |
A |
.25 max |
.27/.93 |
.10 min |
.40 max |
.40 max |
.15 max |
.08 max |
— |
| |
B |
.30 max |
.29/1.06 |
.10 min |
.40 max |
.40 max |
.15 max |
.08 max |
— |
| |
C |
.35 max |
.29/1.06 |
.10 min |
.40 max |
.40 max |
.15 max |
.08 max |
— |
| A182 |
F11 |
.10/.20 |
.30/.80 |
.50/1.00 |
1.00/1.50 |
— |
.44/.65 |
— |
— |
| |
F12 |
.10/.20 |
.30/.80 |
.10/.60 |
.80/1.25 |
— |
.44/.65 |
— |
— |
| A192 |
A |
.06/.18 |
.27/.63 |
.25 max |
— |
— |
— |
— |
— |
| A200 |
T4 |
.05/.15 |
.30/.60 |
.50/1.00 |
2.15/2.85 |
— |
.44/.65 |
— |
— |
| |
T5† |
.15 max |
.30/.60 |
.50 max |
4.00/6.00 |
— |
.44/.65 |
— |
— |
| |
T7† |
.15 max |
.30/.60 |
.50/1.00 |
6.00/8.00 |
— |
.44/.65 |
— |
— |
| |
T9† |
.15 max |
.30/.60 |
.25/1.00 |
8.00/10.00 |
— |
.90/1.10 |
— |
— |
| |
T11† |
.05/.15 |
.30/.60 |
.50/1.00 |
1.00/1.50 |
— |
.44/.65 |
— |
— |
| |
T21† |
.05/.15 |
.30/.60 |
.50 max |
2.65/3.65 |
— |
.80/1.06 |
— |
— |
| |
T22† |
.05/.15 |
.30/.60 |
.50 max |
1.90/2.60 |
— |
.87/1.13 |
— |
— |
| |
T91** |
.08/.12 |
.30/.60 |
.20/.50 |
8.00/9.00 |
.40 max |
.85/1.05 |
.18/.25 |
— |
| A209 |
T1 |
.10/.20 |
.30/.80 |
.10/.50 |
— |
— |
.44/.65 |
— |
— |
| |
T1b |
.14 max |
.30/.80 |
.10/.50 |
— |
— |
.44/.65 |
— |
— |
| A210 |
A1 |
.27 max |
.93 max |
.10 min |
— |
— |
— |
— |
— |
| |
C |
.35 max |
.29/1.06 |
.10 min |
— |
— |
— |
— |
— |
| A213 |
T5b |
.15 max |
.30/.60 |
1.00/2.00 |
4.90/6.00 |
— |
.44/.65 |
— |
— |
| |
T5c |
.12 max |
.30/.60 |
.50 max |
4.00/6.00 |
— |
.44/.65 |
— |
Ti = 4 x C min, .70 max |
NOTE: See current ASTM Specifications for P & S limitations.
* The combined elements of Cr, Ni, Mo, V and Cu must not exceed 1%.
† These grades also included in ASTM Specifications A213 and A335.
** Cb = .06/.10, N = .03/.07, Al = .04 max.
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