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CR005A Copper vs. EN 1.4057 Stainless Steel

CR005A copper belongs to the copper alloys classification, while EN 1.4057 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CR005A copper and the bottom bar is EN 1.4057 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
11 to 17
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 230
840 to 980
Tensile Strength: Yield (Proof), MPa 140
530 to 790

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
850
Melting Completion (Liquidus), °C 1090
1440
Melting Onset (Solidus), °C 1040
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 380
25
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.5
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.2
Embodied Energy, MJ/kg 41
32
Embodied Water, L/kg 320
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
96 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 83
700 to 1610
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.1
30 to 35
Strength to Weight: Bending, points 9.3
26 to 28
Thermal Diffusivity, mm2/s 110
6.7
Thermal Shock Resistance, points 8.1
30 to 35

Alloy Composition

Carbon (C), % 0
0.12 to 0.22
Chromium (Cr), % 0
15 to 17
Copper (Cu), % 99.9 to 100
0
Iron (Fe), % 0
77.7 to 83.4
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
1.5 to 2.5
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.015