Nickel Alloy 684 (2.4983, N07500)
Nickel Alloys
Property Overview
Density8.3g/cm³
Elastic Modulus200GPa
Tensile Strength1190MPa
Yield Strength800MPa
Brinell Hardness310HB
Maximum Service Temperature1000°C
Chemical Composition
C
0 to 0.15%
CR
15 to 20%
NI
42.7 to 64%
MO
3.0 to 5.0%
MN
0 to 0.75%
SI
0 to 0.75%
P
0 to 0.015%
S
0 to 0.015%
CU
0 to 0.15%
TI
2.5 to 3.3%
AL
2.5 to 3.3%
CO
13 to 20%
B
0.0030 to 0.010%
FE
0 to 4.0%
Mechanical
Elastic (Young's, Tensile) Modulus
200 GPa
Elongation at Break
11 %
Fatigue Strength
390 MPa
Poisson's Ratio
0.29
Reduction in Area
17 %
Shear Modulus
76 GPa
Shear Strength
710 MPa
Tensile Strength: Ultimate (UTS)
1190 MPa
Tensile Strength: Yield (Proof)
800 MPa
Hardness
Brinell Hardness
310
Physical
Density
8.3 g/cm 3
Thermal
Latent Heat of Fusion
320 J/g
Maximum Temperature: Mechanical
1000 °C
Melting Completion (Liquidus)
1370 °C
Melting Onset (Solidus)
1320 °C
Specific Heat Capacity
470 J/kg-K
Thermal Expansion
13 µm/m-K
Thermal Shock Resistance
34 points
Calculated
Resilience: Ultimate (Unit Rupture Work)
120 MJ/m 3
Resilience: Unit (Modulus of Resilience)
1610 kJ/m 3
Stiffness to Weight: Axial
13 points
Stiffness to Weight: Bending
23 points
Strength to Weight: Axial
40 points
Strength to Weight: Bending
30 points
Environmental
Base Metal Price
75 % relative
Embodied Carbon
10 kg CO 2 /kg material
Embodied Energy
140 MJ/kg
Embodied Energy
140 MJ/kg 61 x 10 3 BTU/lb
Embodied Water
360 L/kg
Embodied Water
360 L/kg 43 gal/lb
Registered Designations & Aliases
2.4983N07500Nickel Alloy 684 (2.4983, N07500)
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 Engineering Properties of Nickel and Nickel Alloys, John L. Everhart, 1971 Nickel Alloys, Ulrich Heubner (editor), 1998