Nitronic 50 (UNS S20910): Hoch-Strength Marine Austenitic Stainless

ASTM A276 / A479 · Published: 2026-06-02 · Updated: July 2026

Quick Reference

Nitronic 50 has 2× the yield strength of 316 (380 vs 205 MPa annealed) with equivalent corrosion resistance (PREN ~34). Cold-working increases to >1,000 MPa while retaining non-magnetic austenitic properties. For US Navy propeller shafts,...

Nitronic 50 hat 2× der yield strength von 316 (380 vs 205 MPa annealed) mit equivalent corrosion widerstand (PREN ~34). Kalt-working increases zu >1,000 MPa while retaining non-magnetic austenitic properties. Für UNS Navy propeller shafts, submarine fasteners, offshore platform bolting.

Quick Facts

KategorieEdelstahl
NormASTM A276 / A479
Density7880 kg/m³
Yield Strength380 MPa (annealed) / 1,000 MPa (cold-worked)
Tensile Strength690 MPa

Global Equivalents & Cross-Reference

Alternative Norm / GüteAction
UNS S20910 Compare
XM-19 Compare
EN 1.3964 Compare

Verwandt Materials

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Frequently Asked Questions

Nitronic 50 vs 316?

2× annealed strength, 4× nach kalt-working. Gleich corrosion widerstand. Weight savings justify 2-3× kosten premium für marine und aerospace.

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