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EN 1.4931 Steel vs. ASTM Grade LC2-1 Steel

Both EN 1.4931 steel and ASTM grade LC2-1 steel are iron alloys. They have 89% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4931 steel and the bottom bar is ASTM grade LC2-1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
20
Fatigue Strength, MPa 410
430
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Tensile Strength: Ultimate (UTS), MPa 810
810
Tensile Strength: Yield (Proof), MPa 620
630

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 600
450
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
46
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.8
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 11
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
5.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
1.9
Embodied Energy, MJ/kg 42
25
Embodied Water, L/kg 100
60

Common Calculations

PREN (Pitting Resistance) 16
3.1
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
150
Resilience: Unit (Modulus of Resilience), kJ/m3 970
1040
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
29
Strength to Weight: Bending, points 25
25
Thermal Diffusivity, mm2/s 6.5
12
Thermal Shock Resistance, points 22
24

Alloy Composition

Carbon (C), % 0.2 to 0.26
0 to 0.22
Chromium (Cr), % 11.3 to 12.2
1.4 to 1.9
Iron (Fe), % 83.2 to 86.8
92.5 to 95.3
Manganese (Mn), % 0.5 to 0.8
0.55 to 0.75
Molybdenum (Mo), % 1.0 to 1.2
0.3 to 0.6
Nickel (Ni), % 0 to 1.0
2.5 to 3.5
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.045
Tungsten (W), % 0 to 0.5
0
Vanadium (V), % 0.25 to 0.35
0