X-750

UNS #N07750

X-750 is a precipitation -hardenable alloy highly resistant to chemical corrosion and oxidation with high stress-rupture strength and low creep rates under high stresses at temperatures up to 1500°F (816°C) after suitable heat treatment.

Type Analysis

  • Carbon (Maximum) 0.08
  • Silicon (Maximum) 0.5
  • Titanium (Nominal) 2.25 - 2.70
  • Manganese (Maximum) 0.3
  • Sulfur (Maximum) 0.01
  • Chromium (Nominal) 14.00 - 17.00
  • Cobalt (Nominal) 1
  • Iron (Nominal) 5.00 - 9.00
  • Aluminum (Nominal) 0.40 - 1.00
  • Copper (Nominal) 0.5
  • Columbium + Tantalum0.70 - 1.20
  • Nickel + Cobalt (Nominal) 70

Applications

High temperature structural members for gas turbines, jet engine parts, nuclear power plant applications, heat-treating fixtures, forming tools, and extrusion dies

Applicable Specifications

  • AMS 5667
  • AMS 5669
  • AMS 5671
  • AMS 5668
  • AMS 5670
  • MIL-N-8550 Condition E

Billet

Rounds

Strip

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