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S17700 Stainless Steel vs. C86400 Bronze

S17700 stainless steel belongs to the iron alloys classification, while C86400 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S17700 stainless steel and the bottom bar is C86400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 1.0 to 23
17
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 1180 to 1650
470
Tensile Strength: Yield (Proof), MPa 430 to 1210
150

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 890
120
Melting Completion (Liquidus), °C 1440
880
Melting Onset (Solidus), °C 1400
860
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
88
Thermal Expansion, µm/m-K 11
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
19
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
22

Otherwise Unclassified Properties

Base Metal Price, % relative 13
23
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 40
48
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 210
63
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 3750
110
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 42 to 59
16
Strength to Weight: Bending, points 32 to 40
17
Thermal Diffusivity, mm2/s 4.1
29
Thermal Shock Resistance, points 39 to 54
16

Alloy Composition

Aluminum (Al), % 0.75 to 1.5
0.5 to 1.5
Carbon (C), % 0 to 0.090
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
56 to 62
Iron (Fe), % 70.5 to 76.8
0.4 to 2.0
Lead (Pb), % 0
0.5 to 1.5
Manganese (Mn), % 0 to 1.0
0.1 to 1.0
Nickel (Ni), % 6.5 to 7.8
0 to 1.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.5 to 1.5
Zinc (Zn), % 0
34 to 42
Residuals, % 0
0 to 1.0