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Grade M30H Nickel vs. AWS ERNiCrFe-5

Both grade M30H nickel and AWS ERNiCrFe-5 are nickel alloys. They have 67% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade M30H nickel and the bottom bar is AWS ERNiCrFe-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 11
34
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 61
74
Tensile Strength: Ultimate (UTS), MPa 770
630

Thermal Properties

Latent Heat of Fusion, J/g 320
310
Melting Completion (Liquidus), °C 1250
1390
Melting Onset (Solidus), °C 1200
1340
Specific Heat Capacity, J/kg-K 440
450
Thermal Conductivity, W/m-K 22
14
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
1.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
1.7

Otherwise Unclassified Properties

Base Metal Price, % relative 50
65
Density, g/cm3 8.6
8.5
Embodied Carbon, kg CO2/kg material 7.7
11
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 250
250

Common Calculations

Stiffness to Weight: Axial, points 10
12
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 25
20
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 5.7
3.6
Thermal Shock Resistance, points 27
19

Alloy Composition


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Carbon (C), % 0 to 0.3
0 to 0.080
Chromium (Cr), % 0
14 to 17
Cobalt (Co), % 0
0 to 0.12
Copper (Cu), % 27 to 33
0 to 0.5
Iron (Fe), % 0 to 3.5
6.0 to 10
Manganese (Mn), % 0 to 1.5
0 to 1.0
Nickel (Ni), % 57.9 to 70.3
70 to 78.5
Niobium (Nb), % 0
1.5 to 3.0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 2.7 to 3.7
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.015
Residuals, % 0
0 to 0.5