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Metals and Materials Table of Contents
| AISI-SAE Number |
UNS Number |
Composition |
| C |
Mn |
P(max)** |
S(max)** |
| Nonresulfurized Grades — Over 1 per cent Mn |
| Free-Machining Grades — Resulfurized and Rephosphorized |
| 1211 |
G12110 |
0.13 max |
0.60–0.90 |
0.07–0.12 |
0.10–0.15 |
| 1212 |
G12120 |
0.13 max |
0.70–1.00 |
0.07–0.12 |
0.16–0.23 |
| 1213 |
G12130 |
0.13 max |
0.70–1.00 |
0.07–0.12 |
0.24–0.33 |
| 1215 |
G12150 |
0.09 max |
0.75–1.05 |
0.04–0.09 |
0.26–0.35 |
| 12L14d |
G12144 |
0.15 max |
0.85–1.15 |
0.04–0.09 |
0.26–0.35 |
* Material used in wire rods and wire only.
** Values given are maximum percentages, except where a range of values is given.
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