MakeItFrom.com
Menu (ESC)

ASTM A36 Carbon Steel vs. CR021A Copper

ASTM A36 carbon steel belongs to the iron alloys classification, while CR021A 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 A36 carbon steel and the bottom bar is CR021A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 22
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Tensile Strength: Ultimate (UTS), MPa 480
230
Tensile Strength: Yield (Proof), MPa 290
140

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1460
1090
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 50
380
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
98
Electrical Conductivity: Equal Weight (Specific), % IACS 14
99

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 18
41
Embodied Water, L/kg 44
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
31
Resilience: Unit (Modulus of Resilience), kJ/m3 220
83
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 17
7.1
Strength to Weight: Bending, points 17
9.3
Thermal Diffusivity, mm2/s 14
110
Thermal Shock Resistance, points 16
8.1

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.26
0
Copper (Cu), % 0
99.95 to 99.998
Iron (Fe), % 99.25 to 100
0
Lead (Pb), % 0
0 to 0.0050
Phosphorus (P), % 0 to 0.040
0.0020 to 0.0070
Silicon (Si), % 0 to 0.4
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.050
0