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CR012A Copper vs. EN 1.4901 Stainless Steel

CR012A copper belongs to the copper alloys classification, while EN 1.4901 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 1.4901 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
19
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 220
740
Tensile Strength: Yield (Proof), MPa 130
490

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Maximum Temperature: Mechanical, °C 200
650
Melting Completion (Liquidus), °C 1090
1490
Melting Onset (Solidus), °C 1040
1450
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 390
26
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 100
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 33
11
Density, g/cm3 9.0
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 42
40
Embodied Water, L/kg 360
89

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
120
Resilience: Unit (Modulus of Resilience), kJ/m3 76
620
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
26
Strength to Weight: Bending, points 9.0
23
Thermal Diffusivity, mm2/s 110
6.9
Thermal Shock Resistance, points 7.8
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Bismuth (Bi), % 0 to 0.00050
0
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0
0.070 to 0.13
Chromium (Cr), % 0
8.5 to 9.5
Copper (Cu), % 99.85 to 99.94
0
Iron (Fe), % 0
85.8 to 89.1
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.3 to 0.6
Nickel (Ni), % 0
0 to 0.4
Niobium (Nb), % 0
0.040 to 0.090
Nitrogen (N), % 0
0.030 to 0.070
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.0
Vanadium (V), % 0
0.15 to 0.25
Zirconium (Zr), % 0
0 to 0.010