Steel P275NL2
📌 Overview and Technical Specifications
Steel P275NL2 is a non-alloy structural steel designed for pressure vessels, featuring enhanced impact toughness, resistance to low temperatures, and excellent welding characteristics. It is widely used in the energy, petrochemical, and cryogenic industries.
🛠 Specifications:
- Hardness: ≤ 200 HB
- Thickness: from 3 mm to 100 mm
- Yield strength: ≥ 275 MPa
- Tensile strength: 370–530 MPa
- Elongation: 22–25%
🧪 Chemical Composition
- Carbon (C): ≤0.16%
- Silicon (Si): ≤0.40%
- Manganese (Mn): 1.00 – 1.70%
- Phosphorus (P): ≤0.025%
- Sulfur (S): ≤0.010%
- Aluminum (Al): ≥0.020%
- Chromium (Cr): ≤0.30%
- Nickel (Ni): ≤0.50%
- Molybdenum (Mo): ≤0.08%
⚙ Applications
Steel P275NL2 is widely used in the following industries:
- 🔥 Manufacturing of boilers and heat exchangers
- 🛢 Production of tanks and pressure vessels
- ❄️ Cryogenic installations and storage systems
- 🏭 Chemical and petrochemical industries
- ⚡ Components for power plants
🌟 Features
- ✅ High ductility and impact toughness, even at low temperatures
- ✅ Excellent frost resistance and stability in cryogenic conditions
- ✅ Resistance to high pressure and thermal loads
- ✅ Superior weldability without the need for heat treatment
- ✅ Enhanced corrosion resistance
P275NL2 pressure flat steel delivery forms
| Steel grade EN 10028-3
| Steel grade DIN | Dimensions supplied (mm) | ||
| Thickness | Width | Length | ||
| P275NH | 1.0487 | 5-120 | 1000-4000 | 14,000 |
| P275NL1 | 1.0488 | 5–120 | 1,000–4,000 | 14,000 |
| P275NL2 | 1.1104 | 5-120 | 1000-4000 | 14,000 |
| P355N | 1.0562 | 3-220
| 1000-3500 | 13,000
|
| P355NH | 1.0565 | 3– 220 | 1,000 –3 500 | 13,000 |
| P355NL1 | 1.0566 | 3-220 | 1000-3500 | 13,000 |
| P355NL2 | 1.1106 | 3-220
| 1000-3500 | 13,000
|
| P460NH | 1.8935 | 4-180 | 1000-3000
| 13,000
|
| P460NL1 | 1.8915 | 4-180 | 1000– 3,000 | 13,000 |
| P460NL2 | 1.8918 | 4-180 | 1000-3000 | 13,000 |
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