MakeItFrom.com
Menu (ESC)

S31727 Stainless Steel vs. C17500 Copper

S31727 stainless steel belongs to the iron alloys classification, while C17500 copper belongs to the copper alloys. There are 27 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 S31727 stainless steel and the bottom bar is C17500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 40
6.0 to 30
Fatigue Strength, MPa 240
170 to 310
Poisson's Ratio 0.28
0.34
Rockwell B Hardness 83
38 to 99
Shear Modulus, GPa 78
45
Shear Strength, MPa 430
200 to 520
Tensile Strength: Ultimate (UTS), MPa 630
310 to 860
Tensile Strength: Yield (Proof), MPa 270
170 to 760

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Maximum Temperature: Mechanical, °C 1010
220
Melting Completion (Liquidus), °C 1440
1060
Melting Onset (Solidus), °C 1390
1020
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 16
18

Otherwise Unclassified Properties

Base Metal Price, % relative 24
60
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 4.7
4.7
Embodied Energy, MJ/kg 64
73
Embodied Water, L/kg 180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
30 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 190
120 to 2390
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 22
9.7 to 27
Strength to Weight: Bending, points 20
11 to 23
Thermal Shock Resistance, points 14
11 to 29

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
0.4 to 0.7
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17.5 to 19
0
Cobalt (Co), % 0
2.4 to 2.7
Copper (Cu), % 2.8 to 4.0
95.6 to 97.2
Iron (Fe), % 53.7 to 61.3
0 to 0.1
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 3.8 to 4.5
0
Nickel (Ni), % 14.5 to 16.5
0
Nitrogen (N), % 0.15 to 0.21
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.5