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SAE-AISI H41 Steel vs. ASTM A182 Grade F23

Both SAE-AISI H41 steel and ASTM A182 grade F23 are iron alloys. They have 88% 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 H41 steel and the bottom bar is ASTM A182 grade F23.

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
74
Tensile Strength: Ultimate (UTS), MPa 710 to 2210
570

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1560
1500
Melting Onset (Solidus), °C 1510
1450
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 28
41
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 18
7.0
Density, g/cm3 8.1
8.0
Embodied Carbon, kg CO2/kg material 6.8
2.5
Embodied Energy, MJ/kg 97
36
Embodied Water, L/kg 97
59

Common Calculations

PREN (Pitting Resistance) 35
5.7
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 76
20
Strength to Weight: Bending, points 22 to 47
19
Thermal Diffusivity, mm2/s 7.7
11
Thermal Shock Resistance, points 20 to 64
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.030
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0.6 to 0.75
0.040 to 0.1
Chromium (Cr), % 3.5 to 4.0
1.9 to 2.6
Iron (Fe), % 81.8 to 85
93.2 to 96.2
Manganese (Mn), % 0.15 to 0.4
0.1 to 0.6
Molybdenum (Mo), % 8.2 to 9.2
0.050 to 0.3
Nickel (Ni), % 0
0 to 0.4
Niobium (Nb), % 0
0.020 to 0.080
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.45
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.0050 to 0.060
Tungsten (W), % 1.4 to 2.1
1.5 to 1.8
Vanadium (V), % 1.0 to 1.3
0.2 to 0.3