15Mo3 Steel Plate/Sheet
DIN 17155 Boiler Quality Steel
1. General Information
Material Grade: 15Mo3
Standard: DIN 17155
Application: Primarily used for boilers, pressure vessels, and elevated temperature services.
Equivalents: EN10028 16Mo3, UNI5869 15Mo3, NFA 36205 15D3, ASTM A204 Gr.B
2. Comparison of Steel Grades
| Standard | Grade |
|---|---|
| EN 10028-2 | 16Mo3 |
| NFA 36-205 | 15 D3 |
| UNI 5869 | 15 Mo 3 |
| BS 1501 | 1503 – 243 B |
| UNE 36087 | 16 Mo 3 |
| ASTM | A204 Gr. B |
3. Chemical Composition (% by weight)
| Grade | C | Mn | S | N | Cu | Si | P | Cr | Ni | Mo |
|---|---|---|---|---|---|---|---|---|---|---|
| 15Mo3 | 0.12–0.20 | 0.40–0.90 | 0.01 | 0.02 | 0.30 | 0.30 | 0.02 | 0.30 | 0.30 | 0.25–0.35 |
4. Mechanical Properties
| Grade | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (100-150mm) | Elongation (16mm) | Max Thickness (mm) |
|---|---|---|---|---|---|
| 15Mo3 | 440–590 | 220–275 | 19% | 24% | 250 |