P355NH Druck Vessel Stahl (EN 10028-3) — Normalized Fine-Grain Stahl für Druck Ausrüstung
EN 10028-3 · Published: 2026-06-11 · Updated: July 2026
P355NH is the European standard pressure vessel steel under EN 10028-3 for normalized fine-grain structural steels. It is the direct equivalent of ASTM A516 Grade 70 in US practice. Designed for pressure equipment operating at elevated and low...
P355NH ist der European standard pressure vessel steel unter EN 10028-3 für normalized fine-grain structural steels. Es ist der direct equivalent von ASTM A516 Güte 70 in UNS practice. Designed für pressure ausrüstung operating bei elevated und niedrig temperatures, P355NH ist delivered in normalized condition (NH = Normalisiert) mit fine-grain microstructure für uniform mechanical properties und excellent weldability.
Quick Facts
| Kategorie | |
| Norm | EN 10028-3 |
| Density | 7.85 g/cm³ |
| Yield Strength | 355 MPa |
| Tensile Strength | 490-630 MPa |
Global Equivalents & Cross-Reference
| Alternative Standard / Grade | Action |
|---|---|
| ASTM A516 Gr70 | Compare |
| JIS SB480M | Compare |
| GB 16MnDR | Compare |
| DIN 19Mn6 | Compare |
Verwandt Materials
🧮 Material Weight Calculator
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Frequently Asked Questions
P355NH vs A516 Gr70 — interchangeable?
Functionally equivalent für meiste pressure vessel applications. Beide sind normalized fine-grain steels mit 355 MPa / 485 MPa minimum yield/tensile. P355NH ist zertifiziert zu EN 10028-3 für Druck Ausrüstung Directive (PED) compliance in Europe. A516 Gr70 ist zertifiziert zu ASTM A516 für ASME Boiler und Druck Vessel Code compliance. Material substitution requires re-certification zu der applicable code.
References & International Standards
- ASTM International. Norm Specifications für Stahl & Metal Alloys. astm.org
- International Organization für Standardization (ISO). Metallic Materials — Cross-Referenz Database. iso.org
- American Iron und Stahl Institute (AISI). Stahl Güte Designations & Equivalents. steel.org
- European Committee für Standardization (CEN). EN Stahl Standards & Numbering System. cencenelec.eu