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S41050 Stainless Steel vs. C19500 Copper

S41050 stainless steel belongs to the iron alloys classification, while C19500 copper belongs to the copper alloys. There are 30 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 S41050 stainless steel and the bottom bar is C19500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 25
2.3 to 38
Poisson's Ratio 0.28
0.34
Rockwell B Hardness 77
71 to 86
Shear Modulus, GPa 76
44
Shear Strength, MPa 300
260 to 360
Tensile Strength: Ultimate (UTS), MPa 470
380 to 640
Tensile Strength: Yield (Proof), MPa 230
120 to 600

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 720
200
Melting Completion (Liquidus), °C 1440
1090
Melting Onset (Solidus), °C 1400
1090
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 27
200
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
50 to 56
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
50 to 57

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.9
2.7
Embodied Energy, MJ/kg 27
42
Embodied Water, L/kg 97
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98
14 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 140
59 to 1530
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 17
12 to 20
Strength to Weight: Bending, points 17
13 to 18
Thermal Diffusivity, mm2/s 7.2
58
Thermal Shock Resistance, points 17
13 to 23

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 10.5 to 12.5
0
Cobalt (Co), % 0
0.3 to 1.3
Copper (Cu), % 0
94.9 to 98.6
Iron (Fe), % 84.2 to 88.9
1.0 to 2.0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0.6 to 1.1
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0.010 to 0.35
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.1 to 1.0
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.2