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SAE-AISI D4 Steel vs. ASTM Grade LC2-1 Steel

Both SAE-AISI D4 steel and ASTM grade LC2-1 steel are iron alloys. They have 86% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D4 steel and the bottom bar is ASTM grade LC2-1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 8.4 to 15
20
Fatigue Strength, MPa 310 to 920
430
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 74
73
Tensile Strength: Ultimate (UTS), MPa 760 to 2060
810
Tensile Strength: Yield (Proof), MPa 470 to 1540
630

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 31
46
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.2
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 5.0
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
5.0
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.3
1.9
Embodied Energy, MJ/kg 49
25
Embodied Water, L/kg 100
60

Common Calculations

PREN (Pitting Resistance) 15
3.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 100 to 160
150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27 to 75
29
Strength to Weight: Bending, points 24 to 47
25
Thermal Diffusivity, mm2/s 8.3
12
Thermal Shock Resistance, points 23 to 63
24

Alloy Composition

Carbon (C), % 2.1 to 2.4
0 to 0.22
Chromium (Cr), % 11 to 13
1.4 to 1.9
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 80.6 to 86.3
92.5 to 95.3
Manganese (Mn), % 0 to 0.6
0.55 to 0.75
Molybdenum (Mo), % 0.7 to 1.2
0.3 to 0.6
Nickel (Ni), % 0 to 0.3
2.5 to 3.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.045
Vanadium (V), % 0 to 1.0
0