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ASTM B631 Class A vs. EN 2.4878 Nickel

ASTM B631 class A belongs to the otherwise unclassified metals classification, while EN 2.4878 nickel belongs to the nickel alloys. There are 14 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is ASTM B631 class A and the bottom bar is EN 2.4878 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 85 to 86
78

Thermal Properties

Latent Heat of Fusion, J/g 160
330
Melting Completion (Liquidus), °C 2680 to 2690
1370
Specific Heat Capacity, J/kg-K 160
460
Thermal Conductivity, W/m-K 420
11
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Density, g/cm3 15
8.3
Embodied Carbon, kg CO2/kg material 43
10
Embodied Energy, MJ/kg 670
150

Common Calculations

Stiffness to Weight: Axial, points 8.5
13
Stiffness to Weight: Bending, points 14
24
Thermal Diffusivity, mm2/s 180
2.8

Comparable Variants