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AWS E410NiMo vs. SAE-AISI O7 Steel

Both AWS E410NiMo and SAE-AISI O7 steel are iron alloys. They have 84% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AWS E410NiMo and the bottom bar is SAE-AISI O7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 850
680 to 2110

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Melting Completion (Liquidus), °C 1440
1480
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 24
41
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 10
6.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.4
2.3
Embodied Energy, MJ/kg 34
33
Embodied Water, L/kg 110
52

Common Calculations

PREN (Pitting Resistance) 14
3.6
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
24 to 74
Strength to Weight: Bending, points 26
22 to 46
Thermal Diffusivity, mm2/s 6.5
11
Thermal Shock Resistance, points 23
23 to 70

Alloy Composition

Carbon (C), % 0 to 0.060
1.1 to 1.3
Chromium (Cr), % 11 to 12.5
0.35 to 0.85
Copper (Cu), % 0 to 0.75
0 to 0.25
Iron (Fe), % 79 to 84.6
92.9 to 97.6
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0.4 to 0.7
0 to 0.3
Nickel (Ni), % 4.0 to 5.0
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.9
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
1.0 to 2.0
Vanadium (V), % 0
0 to 0.4