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C14200 Copper vs. S40977 Stainless Steel

C14200 copper belongs to the copper alloys classification, while S40977 stainless steel belongs to the iron alloys. There are 31 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 C14200 copper and the bottom bar is S40977 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 8.0 to 45
21
Fatigue Strength, MPa 76 to 130
200
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 35 to 60
76
Shear Modulus, GPa 43
76
Shear Strength, MPa 150 to 200
320
Tensile Strength: Ultimate (UTS), MPa 220 to 370
510
Tensile Strength: Yield (Proof), MPa 75 to 340
310

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Maximum Temperature: Mechanical, °C 200
720
Melting Completion (Liquidus), °C 1080
1440
Melting Onset (Solidus), °C 1030
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 190
25
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 45
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
6.5
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.9
Embodied Energy, MJ/kg 41
27
Embodied Water, L/kg 310
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 83
92
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 500
250
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 11
18
Strength to Weight: Bending, points 9.1 to 13
18
Thermal Diffusivity, mm2/s 56
6.7
Thermal Shock Resistance, points 7.9 to 13
18

Alloy Composition

Arsenic (As), % 0.15 to 0.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 99.4 to 99.835
0
Iron (Fe), % 0
83.9 to 89.2
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
0.3 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0.015 to 0.040
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015