P275NL2 / 1.1104 Pressure Vessel Steel Plate

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