718 Nickel Bar, Wire, Rod

Alloy 718 is a precipitation-hardening nickel-chromium alloy containing significant amounts of iron, columbium, and molybdenum, along with lesser amounts of aluminum and titanium. It is sometimes referred to as a “super alloy”.

718 is commonly used in High temperature bolts, nuts and fasteners, Airframe parts, Gas turbine engines, Cryogenic tanks and Nuclear engineering applications.

No products in this category online. Please call for pricing and availability.
Chemical Properties
Element min max
Carbon 0.08
Manganese 0.35
Silicon 0.35
Phosphorus 0.015
Sulfur 0.015
Chromium 17 21
Nickel 50 55
Molybdenum 2.8 3.3
Columbium (Niobium) 4.75 5.5
Titanium 0.65 1.15
Aluminum 0.2 0.8
Cobalt 1
Tantalum 0.05
Boron 0.006
Copper 0.3
Iron remainder
Tensile Properties
Solution Heat Treated
Tensile Strength, max 155(KSI)
Yield Strength at 0.2% Offset, max 95 (KSI)
Elongation in 2 Inches (50.8 mm), min 30%ngth Super Alloy

Other Common Applications of 718

  • Jet engine
  • Gas turbine operations
  • Base plates
  • Rotor Bolts (Power Generation)