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SAE-AISI 1070 Steel vs. AWS ERNiFeCr-2

SAE-AISI 1070 steel belongs to the iron alloys classification, while AWS ERNiFeCr-2 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1070 steel and the bottom bar is AWS ERNiFeCr-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10 to 13
28
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 640 to 760
1300

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 50
12
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 12
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
75
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 1.4
13
Embodied Energy, MJ/kg 19
190
Embodied Water, L/kg 46
250

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 23 to 27
43
Strength to Weight: Bending, points 21 to 24
32
Thermal Diffusivity, mm2/s 14
3.2
Thermal Shock Resistance, points 21 to 25
38

Alloy Composition

Aluminum (Al), % 0
0.2 to 0.8
Boron (B), % 0
0 to 0.0030
Carbon (C), % 0.65 to 0.75
0 to 0.080
Chromium (Cr), % 0
17 to 21
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 98.3 to 98.8
11.6 to 24.6
Manganese (Mn), % 0.6 to 0.9
0 to 0.35
Molybdenum (Mo), % 0
2.8 to 3.3
Nickel (Ni), % 0
50 to 55
Niobium (Nb), % 0
4.8 to 5.5
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0
0 to 0.35
Sulfur (S), % 0 to 0.050
0 to 0.015
Titanium (Ti), % 0
0.65 to 1.2
Residuals, % 0
0 to 0.5