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ASTM A540 B23 is a high tensile alloy grade used specially for special applications such as Nuclear powerplant installations.
Alias
ASTM A540 B23
Alloy Steel
Base Element Fe(Iron)
| Element | Min | Max |
|---|---|---|
| C(Carbon) | 0.37 | 0.44% |
| Cr(Chromium) | 0.65 | 0.95% |
| Mn(manganese) | 0.6 | 0.95% |
| Mo (Molybdenum) | 0.2 | 0.3% |
| Ni(Nickel) | 1.55 | 2% |
| P (Phosphorus) | 0.025% | |
| S(Sulphur) | 0.025% | |
| Si(Silicon) | 0.15 | 0.35% |
| Mechanical Properties | Min | Max |
|---|---|---|
| Ultimate Tensile Strength (UTS) | 827 MPa | |
| 0.2% Proof Stress | 724 MPa | |
| Elongation | 15% | |
| Gauge Length | A50mm | |
| Hardness (Brinell) | 248 | 311 HB |
Bolting
Used in Nuclear and other similar Applications.
