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ASTM A225 Steel vs. ASTM Grade LC3 Steel

Both ASTM A225 steel and ASTM grade LC3 steel are iron alloys. There are 30 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 ASTM A225 steel and the bottom bar is ASTM grade LC3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 250
170
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 21 to 23
27
Fatigue Strength, MPa 330 to 390
230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 620 to 830
570
Tensile Strength: Yield (Proof), MPa 460 to 550
310

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
410
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 52
52
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
4.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.8
1.7
Embodied Energy, MJ/kg 24 to 25
23
Embodied Water, L/kg 48
52

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 170
130
Resilience: Unit (Modulus of Resilience), kJ/m3 580 to 820
260
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22 to 29
20
Strength to Weight: Bending, points 21 to 25
19
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 18 to 24
17