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CR012A Copper vs. EN 1.4841 Stainless Steel

CR012A copper belongs to the copper alloys classification, while EN 1.4841 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 CR012A copper and the bottom bar is EN 1.4841 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
32
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
78
Tensile Strength: Ultimate (UTS), MPa 220
650
Tensile Strength: Yield (Proof), MPa 130
260

Thermal Properties

Latent Heat of Fusion, J/g 210
330
Maximum Temperature: Mechanical, °C 200
1150
Melting Completion (Liquidus), °C 1090
1380
Melting Onset (Solidus), °C 1040
1340
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 390
15
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 100
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 33
25
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
4.3
Embodied Energy, MJ/kg 42
62
Embodied Water, L/kg 360
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
170
Resilience: Unit (Modulus of Resilience), kJ/m3 76
170
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8
23
Strength to Weight: Bending, points 9.0
21
Thermal Diffusivity, mm2/s 110
4.0
Thermal Shock Resistance, points 7.8
15

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.2
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 99.85 to 99.94
0
Iron (Fe), % 0
47.1 to 55.5
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
19 to 22
Nitrogen (N), % 0
0 to 0.1
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
1.5 to 2.5
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.015