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AWS E320 vs. SAE-AISI M41 Steel

Both AWS E320 and SAE-AISI M41 steel are iron alloys. They have 45% of their average alloy composition in common. There are 20 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 AWS E320 and the bottom bar is SAE-AISI M41 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 620
800 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Melting Completion (Liquidus), °C 1410
1600
Melting Onset (Solidus), °C 1360
1550
Specific Heat Capacity, J/kg-K 460
440
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 38
33
Density, g/cm3 8.2
8.4
Embodied Carbon, kg CO2/kg material 6.5
9.1
Embodied Energy, MJ/kg 91
140
Embodied Water, L/kg 220
120

Common Calculations

PREN (Pitting Resistance) 28
28
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21
26 to 76
Strength to Weight: Bending, points 20
23 to 46
Thermal Shock Resistance, points 16
25 to 71

Alloy Composition

Carbon (C), % 0 to 0.070
1.1 to 1.2
Chromium (Cr), % 19 to 21
3.8 to 4.5
Cobalt (Co), % 0
4.8 to 5.8
Copper (Cu), % 3.0 to 4.0
0 to 0.25
Iron (Fe), % 31.8 to 43.5
73.4 to 78.9
Manganese (Mn), % 0.5 to 2.5
0.2 to 0.6
Molybdenum (Mo), % 2.0 to 3.0
3.3 to 4.3
Nickel (Ni), % 32 to 36
0 to 0.3
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.6
0.15 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
6.3 to 7.0
Vanadium (V), % 0
1.8 to 2.3