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SAE-AISI D7 Steel vs. ASTM A182 Grade F23

Both SAE-AISI D7 steel and ASTM A182 grade F23 are iron alloys. They have 83% 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 D7 steel and the bottom bar is ASTM A182 grade F23.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 800 to 2120
570

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1440
1500
Melting Onset (Solidus), °C 1400
1450
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 27
41
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 10
7.0
Density, g/cm3 7.6
8.0
Embodied Carbon, kg CO2/kg material 11
2.5
Embodied Energy, MJ/kg 180
36
Embodied Water, L/kg 130
59

Common Calculations

PREN (Pitting Resistance) 16
5.7
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29 to 78
20
Strength to Weight: Bending, points 25 to 48
19
Thermal Diffusivity, mm2/s 7.4
11
Thermal Shock Resistance, points 27 to 72
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.030
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 2.2 to 2.5
0.040 to 0.1
Chromium (Cr), % 11.5 to 13.5
1.9 to 2.6
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 76.6 to 81.9
93.2 to 96.2
Manganese (Mn), % 0 to 0.6
0.1 to 0.6
Molybdenum (Mo), % 0.7 to 1.2
0.050 to 0.3
Nickel (Ni), % 0 to 0.3
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 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.0050 to 0.060
Tungsten (W), % 0
1.5 to 1.8
Vanadium (V), % 3.8 to 4.4
0.2 to 0.3