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CR013A Copper vs. EN 1.4371 Stainless Steel

CR013A copper belongs to the copper alloys classification, while EN 1.4371 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 CR013A copper and the bottom bar is EN 1.4371 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
45 to 51
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 230
740 to 750
Tensile Strength: Yield (Proof), MPa 140
320 to 340

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 200
880
Melting Completion (Liquidus), °C 1090
1410
Melting Onset (Solidus), °C 1040
1370
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 390
15
Thermal Expansion, µm/m-K 17
17

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 35
12
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 42
38
Embodied Water, L/kg 390
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
270 to 310
Resilience: Unit (Modulus of Resilience), kJ/m3 83
250 to 300
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 7.1
27
Strength to Weight: Bending, points 9.3
24
Thermal Diffusivity, mm2/s 110
4.0
Thermal Shock Resistance, points 8.1
16

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
16 to 17.5
Copper (Cu), % 99.81 to 99.92
0 to 1.0
Iron (Fe), % 0
66.7 to 74.4
Manganese (Mn), % 0
6.0 to 8.0
Nickel (Ni), % 0
3.5 to 5.5
Nitrogen (N), % 0
0.15 to 0.25
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0.080 to 0.12
0
Sulfur (S), % 0
0 to 0.015