Nitronic 50

UNS S20910 stainless
Validate composition

Nitrogen-strengthened austenitic stainless with twice the yield strength of 316L and superior corrosion resistance. Used in marine shaft and pump applications.

Applicable Standards

  • ASTM A276
  • UNS S20910

Composition Ranges (wt %)

Element Min (%) Max (%) Typical Range
Fe 55.0 70.0 ~62.5
Cr 20.5 23.5 ~22.0
Ni 11.5 13.5 ~12.5
Mn 4.0 6.0 ~5.0
Mo 1.5 3.0 ~2.25
N 0.2 0.4 ~0.3
Nb 0.1 0.3 ~0.2
Fe 55.0–70.0% Cr 20.5–23.5% Ni 11.5–13.5% Mn 4.0–6.0% Mo 1.5–3.0% N 0.2–0.4% Nb 0.1–0.3%

Typical Applications

  • Marine shafts
  • Pump shafts
  • Subsea hardware
  • Fasteners
Validate my sample against this spec Identify unknown alloy ← Back to all alloys

Need a tamper-evident certificate for this material?

Immutable, timestamped, and shareable with your customer or auditor.

Start free pilot →