Nickel Alloy 689 (N07252)
Nickel Alloys
Property Overview
Density8.5g/cm³
Elastic Modulus210GPa
Tensile Strength1250MPa
Yield Strength690MPa
Brinell Hardness350HB
Maximum Service Temperature990°C
Chemical Composition
C
0.1 to 0.2%
CR
18 to 20%
NI
48.3 to 60.9%
MO
9.0 to 10.5%
MN
0 to 0.5%
SI
0 to 0.5%
P
0 to 0.015%
S
0 to 0.015%
TI
2.3 to 2.8%
AL
0.75 to 1.3%
CO
9.0 to 11%
B
0.0030 to 0.010%
FE
0 to 5.0%
Mechanical
Elastic (Young's, Tensile) Modulus
210 GPa
Elongation at Break
23 %
Fatigue Strength
420 MPa
Poisson's Ratio
0.29
Reduction in Area
21 %
Shear Modulus
80 GPa
Shear Strength
790 MPa
Tensile Strength: Ultimate (UTS)
1250 MPa
Tensile Strength: Yield (Proof)
690 MPa
Hardness
Brinell Hardness
350
Physical
Density
8.5 g/cm 3
Thermal
Latent Heat of Fusion
330 J/g
Maximum Temperature: Mechanical
990 °C
Melting Completion (Liquidus)
1440 °C
Melting Onset (Solidus)
1390 °C
Specific Heat Capacity
450 J/kg-K
Thermal Expansion
12 µm/m-K
Thermal Shock Resistance
35 points
Calculated
Resilience: Ultimate (Unit Rupture Work)
240 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1170 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
23 points
Strength to Weight: Axial
41 points
Strength to Weight: Bending
30 points
Environmental
Base Metal Price
70 % relative
Embodied Carbon
11 kg CO 2 /kg material
Embodied Energy
150 MJ/kg
Embodied Energy
150 MJ/kg 66 x 10 3 BTU/lb
Embodied Water
330 L/kg
Embodied Water
330 L/kg 39 gal/lb
Registered Designations & Aliases
N07252Nickel Alloy 689 (N07252)
Standards
ASTM B637 ASTM B637: Standard Specification for Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service
ASTM B637 ASTM B637: Standard Specification for Precipitation-Hardening Nickel Alloy Bars, Forgings, and Forging Stock for High-Temperature Service Microstructure of Superalloys, Madeleine Durand-Charre, 1998 Welding Metallurgy and Weldability of Nickel-Base Alloys, John C. Lippold et al., 2009 Aerospace Materials, Brian Cantor et al. (editors), 2001 Engineering Properties of Nickel and Nickel Alloys, John L. Everhart, 1971 Nickel Alloys, Ulrich Heubner (editor), 1998