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ASTM Grade HC Steel vs. CR024A Copper

ASTM grade HC steel belongs to the iron alloys classification, while CR024A copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM grade HC steel and the bottom bar is CR024A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 6.0
15
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 430
230
Tensile Strength: Yield (Proof), MPa 200
140

Thermal Properties

Latent Heat of Fusion, J/g 310
210
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1410
1090
Melting Onset (Solidus), °C 1370
1040
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 17
370
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
100
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
100

Otherwise Unclassified Properties

Base Metal Price, % relative 14
31
Density, g/cm3 7.6
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 40
41
Embodied Water, L/kg 170
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
31
Resilience: Unit (Modulus of Resilience), kJ/m3 95
83
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 26
18
Strength to Weight: Axial, points 16
7.1
Strength to Weight: Bending, points 16
9.3
Thermal Diffusivity, mm2/s 4.5
110
Thermal Shock Resistance, points 14
8.1

Alloy Composition

Carbon (C), % 0 to 0.5
0
Chromium (Cr), % 26 to 30
0
Copper (Cu), % 0
99.9 to 99.985
Iron (Fe), % 61.9 to 74
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 4.0
0
Phosphorus (P), % 0 to 0.040
0.015 to 0.040
Silicon (Si), % 0 to 2.0
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.040
0