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SAE-AISI M43 Steel vs. ASTM A182 Grade F11 Class 1

Both SAE-AISI M43 steel and ASTM A182 grade F11 class 1 are iron alloys. They have 76% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M43 steel and the bottom bar is ASTM A182 grade F11 class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 810 to 2290
470

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1550
1460
Melting Onset (Solidus), °C 1500
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 19
39
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 33
2.9
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 8.5
1.6
Embodied Energy, MJ/kg 120
21
Embodied Water, L/kg 140
52

Common Calculations

PREN (Pitting Resistance) 35
3.0
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 27 to 77
17
Strength to Weight: Bending, points 24 to 47
17
Thermal Diffusivity, mm2/s 5.3
11
Thermal Shock Resistance, points 25 to 71
14

Alloy Composition

Carbon (C), % 1.2 to 1.3
0.050 to 0.15
Chromium (Cr), % 3.5 to 4.3
1.0 to 1.5
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 70.8 to 76
96 to 97.7
Manganese (Mn), % 0.2 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 7.5 to 8.5
0.44 to 0.65
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.15 to 0.65
0.5 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 2.3 to 3.0
0
Vanadium (V), % 1.5 to 1.8
0