Matterial Chemical and Machenical Specifications of Alloy Steel Nut Products
| ASTM - A194 GRADE | 2H | 2HM | 4 | 6 | 7 | |
|---|---|---|---|---|---|---|
| CHEMICAL ANALYSIS | CARBON | > 0.40 | > 0.40 | 0.40 - 0.50 | < 0.15 | 0.37 - 0.49 |
| MANGANESE | <1 | <1 | 0.70 - 0.90 | <1 | 0.65 - 1.10 | |
| PHOSPHORUS (Max) |
0.04 | 0.04 | 0.035 | 0.04 | 0.035 | |
| SULFUR (Max) | < 0.05 | < 0.05 | < 0.04 | < 0.03 | < 0.04 | |
| SILICON | <0.40 | <0.40 | 0.15 - 0.35 | <1 | 0.15 - 0.35 | |
| NICKEL | ||||||
| CHROMIUM | 11.5 - 13.5 | 0.75 - 1.20 | ||||
| MOLYBDENUM | 0.20 - 0.30 | 0.15 - 0.25 | ||||
| TITANIUM | ||||||
| SELENIUM | ||||||
| COLOMBIUM + TANTALE | ||||||
| EQUIVALENTS | AISI | 410 | 4142 | |||
| AFNOR | CC45 | CC45 | 45 D2 | Z10 C13 | 42 CD4 | |
| DIN | C45 1.0503 |
C45 1.0503 |
24 Cr. Mo.5 1.7258 |
X10 Cr. 13 1.4006(C1) |
42 Cr. Mo.5 1.7225 |
|
| B.S. | 1506 - 162 | 1506 - 162 | 1506 - 240 | 713 - 6 | 1506 - 621 Gr. A |
|
| MECHANICAL REQUIREMENTS (HARDNESS (BRINELL)) |
Min | 212 | 159 | 248 | 228 | 248 |
| Max | 352 | 237 | 352 | 271 | 352 | |