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SAE-AISI M41 Steel vs. AWS BAg-8

SAE-AISI M41 steel belongs to the iron alloys classification, while AWS BAg-8 belongs to the otherwise unclassified metals. There are 15 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 M41 steel and the bottom bar is AWS BAg-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
84
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 77
31
Tensile Strength: Ultimate (UTS), MPa 800 to 2290
150

Thermal Properties

Latent Heat of Fusion, J/g 260
140
Melting Completion (Liquidus), °C 1600
780
Melting Onset (Solidus), °C 1550
780
Specific Heat Capacity, J/kg-K 440
280
Thermal Expansion, µm/m-K 12
19

Otherwise Unclassified Properties

Density, g/cm3 8.4
10

Common Calculations

Stiffness to Weight: Axial, points 13
4.6
Stiffness to Weight: Bending, points 23
14
Strength to Weight: Axial, points 26 to 76
4.1
Strength to Weight: Bending, points 23 to 46
6.2
Thermal Shock Resistance, points 25 to 71
6.7

Alloy Composition

Carbon (C), % 1.1 to 1.2
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.8 to 5.8
0
Copper (Cu), % 0 to 0.25
26.9 to 29
Iron (Fe), % 73.4 to 78.9
0
Manganese (Mn), % 0.2 to 0.6
0
Molybdenum (Mo), % 3.3 to 4.3
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.5
0
Silver (Ag), % 0
71 to 73
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 6.3 to 7.0
0
Vanadium (V), % 1.8 to 2.3
0
Residuals, % 0
0 to 0.15