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ASTM A372 Grade K Steel vs. C15000 Copper

ASTM A372 grade K steel belongs to the iron alloys classification, while C15000 copper belongs to the copper alloys. There are 29 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 A372 grade K steel and the bottom bar is C15000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 23
13 to 54
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Shear Strength, MPa 490
150 to 280
Tensile Strength: Ultimate (UTS), MPa 780
200 to 460
Tensile Strength: Yield (Proof), MPa 620
45 to 460

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 440
200
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1420
980
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 48
370
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
93
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
93

Otherwise Unclassified Properties

Base Metal Price, % relative 4.4
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 1.8
2.7
Embodied Energy, MJ/kg 24
43
Embodied Water, L/kg 57
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
19 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 1010
8.7 to 910
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 27
6.2 to 14
Strength to Weight: Bending, points 24
8.5 to 15
Thermal Diffusivity, mm2/s 13
110
Thermal Shock Resistance, points 23
7.3 to 17

Alloy Composition

Carbon (C), % 0 to 0.18
0
Chromium (Cr), % 1.0 to 1.8
0
Copper (Cu), % 0
99.8 to 99.9
Iron (Fe), % 93.4 to 96.6
0
Manganese (Mn), % 0.1 to 0.4
0
Molybdenum (Mo), % 0.2 to 0.6
0
Nickel (Ni), % 2.0 to 3.3
0
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.010
0
Zirconium (Zr), % 0
0.1 to 0.2