720

UNS #N07720

720 is a high-strength, precipitation-hardening, nickel-base alloy with good oxidation and sulfide corrosion resistance up to 1800°F (982°C).

Type Analysis

  • Carbon (Maximum) 0.02
  • Phosphorus (Maximum) 0.015
  • Silicon (Maximum) 0.2
  • Nickel (Nominal) 57
  • Tungsten (Nominal) 1.25
  • Titanium (Nominal) 5
  • Manganese (Maximum) 0.15
  • Sulfur (Maximum) 0.002
  • Chromium (Nominal) 16
  • Cobalt (Nominal) 15
  • Molybdenum (Nominal) 3
  • Iron (Maximum) 0.5
  • Aluminum (Nominal) 2.5
  • Boron (Nominal) 0.015
  • Oxygen (Maximum) 0.002
  • Zirconium (Nominal) 0.04

Applications

Gas turbine blades, aerospace engine blades and disks

Applicable Specifications

  • MSRR7252
  • C50TF105

Billet

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