When pressure becomes a challenge, our plates respond with certainty: engineered to withstand, protect and ensure high performance in even the most complex plants.
Available according to EN 10028-2, EN 10028-3 and major ASTM/ASME standards, heavy plates by Marcegaglia Plates for pressure vessels are designed to ensure maximum safety, reliability and consistent performance even at high temperatures and under severe loads.
The range includes steels for boilers and high-temperature pressure applications such as P235GH, P265GH, P295GH, P355GH, 16Mo3, 13CrMo4-5, as well as fine-grain weldable steels for sour-service and pressure use such as P275NH, P275NHL1, P275NL2, P355N, P355NH, P355NL1 and P355NL2, ideal for manufacturing boilers, storage tanks and pressure equipment.
The offer is completed with steels compliant with ASTM A285, A299, A515, A516, A537 and ASME SA612, appreciated for their high toughness, heat resistance and conformity to the strictest international requirements.
An array of certified solutions that embody the certainty of Marcegaglia steel when pressure becomes a challenge.
Steel that protects energy
Our steels for pressure vessels combine strength, integrity and certified reliability, ensuring structural stability even at high temperatures and under severe loads.
| Manufacturing standard | Product designation | GRADE |
|---|---|---|
| EN 10028-2 | Steels for boilers and pressure vessels with high-temperature properties | P235GH, P265GH, P295GH, P355GH, 16Mo3, 13CrMo4-5 |
| EN 10028-3 | Fine-grain weldable steels for normalized pressure vessels | P275NH, P275NL1, P275NL2, P355N, P355NH, P355NL1, P355NL2 |
| ASTM A285, ASME SA285 | Carbon steels for pressure vessels, low to medium tensile strength | Grade C |
| ASTM A299, ASME SA299 | Carbon-manganese-silicon steels for pressure vessels | Grade A |
| ASTM A515, ASME SA515 | Carbon steels for intermediate and high-temperature service | Grade 60(N), Grade 65(N), Grade 70(N) |
| ASTM A516, ASME SA516 | Carbon steels for moderate and lower-temperature service | Grade 55(N), Grade 60(N), Grade 65(N), Grade 70(N) |
| ASTM A537, ASME SA537 | Heat-treated carbon-manganese-silicon steels for pressure vessels | Class 1 |
| ASME SA612 | High-strength carbon steels for pressure vessels at moderate and low temperatures | SA612 |
Our structural steels are used in transport infrastructure, road and railway bridges, major civil engineering works and architectural projects, ensuring reliability even in harsh environments or where dynamic loads are involved.
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