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CR012A Copper vs. ASTM Grade HT Steel

CR012A copper belongs to the copper alloys classification, while ASTM grade HT steel belongs to the iron alloys. There are 28 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 CR012A copper and the bottom bar is ASTM grade HT steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
4.6
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 220
500
Tensile Strength: Yield (Proof), MPa 130
270

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1010
Melting Completion (Liquidus), °C 1090
1390
Melting Onset (Solidus), °C 1040
1340
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 390
12
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 100
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 33
31
Density, g/cm3 9.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.4
Embodied Energy, MJ/kg 42
76
Embodied Water, L/kg 360
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
19
Resilience: Unit (Modulus of Resilience), kJ/m3 76
180
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
18
Strength to Weight: Bending, points 9.0
18
Thermal Diffusivity, mm2/s 110
3.2
Thermal Shock Resistance, points 7.8
12

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.35 to 0.75
Chromium (Cr), % 0
15 to 19
Copper (Cu), % 99.85 to 99.94
0
Iron (Fe), % 0
38.2 to 51.7
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
33 to 37
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.5
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.040