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S31266 Stainless Steel vs. C91700 Bronze

S31266 stainless steel belongs to the iron alloys classification, while C91700 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 S31266 stainless steel and the bottom bar is C91700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 40
13
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 81
41
Tensile Strength: Ultimate (UTS), MPa 860
330
Tensile Strength: Yield (Proof), MPa 470
170

Thermal Properties

Latent Heat of Fusion, J/g 310
190
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1470
1020
Melting Onset (Solidus), °C 1420
850
Specific Heat Capacity, J/kg-K 460
370
Thermal Conductivity, W/m-K 12
71
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
10
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
10

Otherwise Unclassified Properties

Base Metal Price, % relative 37
36
Density, g/cm3 8.2
8.7
Embodied Carbon, kg CO2/kg material 6.5
3.9
Embodied Energy, MJ/kg 89
63
Embodied Water, L/kg 220
400

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
35
Resilience: Unit (Modulus of Resilience), kJ/m3 540
140
Stiffness to Weight: Axial, points 14
6.9
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 29
11
Strength to Weight: Bending, points 24
12
Thermal Diffusivity, mm2/s 3.1
22
Thermal Shock Resistance, points 18
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 23 to 25
0
Copper (Cu), % 1.0 to 2.5
84.2 to 87.5
Iron (Fe), % 34.1 to 46
0 to 0.2
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 2.0 to 4.0
0
Molybdenum (Mo), % 5.2 to 6.2
0
Nickel (Ni), % 21 to 24
1.2 to 2.0
Nitrogen (N), % 0.35 to 0.6
0
Phosphorus (P), % 0 to 0.035
0 to 0.3
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.020
0 to 0.050
Tin (Sn), % 0
11.3 to 12.5
Tungsten (W), % 1.5 to 2.5
0
Zinc (Zn), % 0
0 to 0.25