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Grade M30H Nickel vs. SAE-AISI M3 Class 1 Steel

Grade M30H nickel belongs to the nickel alloys classification, while SAE-AISI M3 class 1 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, 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 M3 class 1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 61
77
Tensile Strength: Ultimate (UTS), MPa 770
770 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Melting Completion (Liquidus), °C 1250
1610
Melting Onset (Solidus), °C 1200
1570
Specific Heat Capacity, J/kg-K 440
440
Thermal Conductivity, W/m-K 22
26
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
25
Density, g/cm3 8.6
8.3
Embodied Carbon, kg CO2/kg material 7.7
10
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 250
100

Common Calculations

Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 25
26 to 72
Strength to Weight: Bending, points 22
22 to 44
Thermal Diffusivity, mm2/s 5.7
7.2
Thermal Shock Resistance, points 27
24 to 67

Alloy Composition

Carbon (C), % 0 to 0.3
1.0 to 1.1
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 27 to 33
0 to 0.25
Iron (Fe), % 0 to 3.5
76.9 to 82.9
Manganese (Mn), % 0 to 1.5
0.15 to 0.4
Molybdenum (Mo), % 0
4.8 to 6.5
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
0.2 to 0.45
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
5.0 to 6.8
Vanadium (V), % 0
2.3 to 2.8