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ASTM A182 Grade F911 vs. SAE-AISI D4 Steel

Both ASTM A182 grade F911 and SAE-AISI D4 steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F911 and the bottom bar is SAE-AISI D4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
8.4 to 15
Fatigue Strength, MPa 350
310 to 920
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
74
Shear Strength, MPa 430
460 to 1210
Tensile Strength: Ultimate (UTS), MPa 690
760 to 2060
Tensile Strength: Yield (Proof), MPa 500
470 to 1540

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1480
1430
Melting Onset (Solidus), °C 1440
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 26
31
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.2
4.2
Electrical Conductivity: Equal Weight (Specific), % IACS 10
5.0

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
8.0
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 2.8
3.3
Embodied Energy, MJ/kg 40
49
Embodied Water, L/kg 90
100

Common Calculations

PREN (Pitting Resistance) 15
15
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
100 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
27 to 75
Strength to Weight: Bending, points 22
24 to 47
Thermal Diffusivity, mm2/s 6.9
8.3
Thermal Shock Resistance, points 19
23 to 63

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0.00030 to 0.0060
0
Carbon (C), % 0.090 to 0.13
2.1 to 2.4
Chromium (Cr), % 8.5 to 9.5
11 to 13
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 86.2 to 88.9
80.6 to 86.3
Manganese (Mn), % 0.3 to 0.6
0 to 0.6
Molybdenum (Mo), % 0.9 to 1.1
0.7 to 1.2
Nickel (Ni), % 0 to 0.4
0 to 0.3
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.040 to 0.090
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0.1 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0.9 to 1.1
0
Vanadium (V), % 0.18 to 0.25
0 to 1.0
Zirconium (Zr), % 0 to 0.010
0