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Grade M30H Nickel vs. SAE-AISI D4 Steel

Grade M30H nickel belongs to the nickel alloys classification, while SAE-AISI D4 steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is grade M30H nickel and the bottom bar is SAE-AISI D4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 11
8.4 to 15
Fatigue Strength, MPa 230
310 to 920
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
74
Tensile Strength: Ultimate (UTS), MPa 770
760 to 2060
Tensile Strength: Yield (Proof), MPa 470
470 to 1540

Thermal Properties

Latent Heat of Fusion, J/g 320
270
Melting Completion (Liquidus), °C 1250
1430
Melting Onset (Solidus), °C 1200
1380
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 22
31
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
4.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
5.0

Otherwise Unclassified Properties

Base Metal Price, % relative 50
8.0
Density, g/cm3 8.6
7.7
Embodied Carbon, kg CO2/kg material 7.7
3.3
Embodied Energy, MJ/kg 110
49
Embodied Water, L/kg 250
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
100 to 160
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 25
27 to 75
Strength to Weight: Bending, points 22
24 to 47
Thermal Diffusivity, mm2/s 5.7
8.3
Thermal Shock Resistance, points 27
23 to 63

Alloy Composition

Carbon (C), % 0 to 0.3
2.1 to 2.4
Chromium (Cr), % 0
11 to 13
Copper (Cu), % 27 to 33
0 to 0.25
Iron (Fe), % 0 to 3.5
80.6 to 86.3
Manganese (Mn), % 0 to 1.5
0 to 0.6
Molybdenum (Mo), % 0
0.7 to 1.2
Nickel (Ni), % 57.9 to 70.3
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 2.7 to 3.7
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0 to 1.0