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C14200 Copper vs. AISI 312 Stainless Steel

C14200 copper belongs to the copper alloys classification, while AISI 312 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C14200 copper and the bottom bar is AISI 312 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 8.0 to 45
28
Fatigue Strength, MPa 76 to 130
370
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
80
Shear Strength, MPa 150 to 200
510
Tensile Strength: Ultimate (UTS), MPa 220 to 370
780
Tensile Strength: Yield (Proof), MPa 75 to 340
510

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1430
Melting Onset (Solidus), °C 1030
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 190
16
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 45
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 31
17
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.6
3.4
Embodied Energy, MJ/kg 41
48
Embodied Water, L/kg 310
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29 to 83
190
Resilience: Unit (Modulus of Resilience), kJ/m3 24 to 500
640
Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8 to 11
28
Strength to Weight: Bending, points 9.1 to 13
24
Thermal Diffusivity, mm2/s 56
4.3
Thermal Shock Resistance, points 7.9 to 13
21

Alloy Composition

Arsenic (As), % 0.15 to 0.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 99.4 to 99.835
0
Iron (Fe), % 0
62.2 to 69.2
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.2 to 2.0
Nickel (Ni), % 0
5.5 to 6.5
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0.015 to 0.040
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030