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SAE-AISI 1137 Steel vs. Grade M30H Nickel

SAE-AISI 1137 steel belongs to the iron alloys classification, while grade M30H nickel belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1137 steel and the bottom bar is grade M30H nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Elongation at Break, % 11 to 17
11
Fatigue Strength, MPa 250 to 400
230
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 73
61
Tensile Strength: Ultimate (UTS), MPa 700 to 760
770
Tensile Strength: Yield (Proof), MPa 370 to 650
470

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 400
900
Melting Completion (Liquidus), °C 1460
1250
Melting Onset (Solidus), °C 1420
1200
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 51
22
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 12
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
50
Density, g/cm3 7.8
8.6
Embodied Carbon, kg CO2/kg material 1.4
7.7
Embodied Energy, MJ/kg 19
110
Embodied Water, L/kg 48
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81 to 100
75
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 1130
700
Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 25 to 27
25
Strength to Weight: Bending, points 22 to 24
22
Thermal Diffusivity, mm2/s 14
5.7
Thermal Shock Resistance, points 21 to 23
27

Alloy Composition

Carbon (C), % 0.32 to 0.39
0 to 0.3
Copper (Cu), % 0
27 to 33
Iron (Fe), % 97.8 to 98.3
0 to 3.5
Manganese (Mn), % 1.4 to 1.7
0 to 1.5
Nickel (Ni), % 0
57.9 to 70.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0
2.7 to 3.7
Sulfur (S), % 0.080 to 0.13
0 to 0.030