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C19200 Copper vs. S41045 Stainless Steel

C19200 copper belongs to the copper alloys classification, while S41045 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C19200 copper and the bottom bar is S41045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 2.0 to 35
25
Poisson's Ratio 0.34
0.28
Rockwell B Hardness 38 to 76
70
Shear Modulus, GPa 44
76
Shear Strength, MPa 190 to 300
280
Tensile Strength: Ultimate (UTS), MPa 280 to 530
430
Tensile Strength: Yield (Proof), MPa 98 to 510
230

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Maximum Temperature: Mechanical, °C 200
740
Melting Completion (Liquidus), °C 1080
1450
Melting Onset (Solidus), °C 1080
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 240
29
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 58 to 74
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 58 to 75
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 30
8.5
Density, g/cm3 8.9
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.2
Embodied Energy, MJ/kg 41
31
Embodied Water, L/kg 310
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 10 to 98
92
Resilience: Unit (Modulus of Resilience), kJ/m3 42 to 1120
140
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.8 to 17
16
Strength to Weight: Bending, points 11 to 16
16
Thermal Diffusivity, mm2/s 69
7.8
Thermal Shock Resistance, points 10 to 19
16

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
12 to 13
Copper (Cu), % 98.5 to 99.19
0
Iron (Fe), % 0.8 to 1.2
83.8 to 88
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 0.5
Niobium (Nb), % 0
0 to 0.6
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0.010 to 0.040
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.2
0