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EN 1.5415 16Mo3 material is EN10028-2 specified chrome molybdenum alloy steel for pressure vessel use in elevated working temperatures. 1.5415 is the EN numeric designation for 16Mo3 material. 16Mo3 is the EN chemical designation.
EN 1.5415 16Mo3 chemical composition:
| Elements | Composition (%) |
| Carbon (C) (Max) | 0.12 – 0.20 |
| Manganese (Mn) | 0.40 – 0.90 |
| Silicon (Si) | 0.35 |
| Phosphorous (P) | 0.025 |
| Sulphur (S) | 0.010 |
| Chromium (Cr) | 0.30 |
| Molybdenum | 0.25 – 0.35 |
| Nickel (Ni) | 0.30 |
| Copper (Cu) | 0.30 |
| Nitrogen (N) | 0.012 |
EN 1.5415 16Mo3 material has excellent heat resistance, corrosion resistance, wear and fatigue resistance, welding properties, good tensile and yield strength and great toughness. EN 1.5415 16Mo3 material is used as a weldable steel in the fabrication of industrial boilers and steel pressurised vessels found in the oil, gas and chemical industry.
