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S31730 Stainless Steel vs. C64800 Bronze

S31730 stainless steel belongs to the iron alloys classification, while C64800 bronze belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S31730 stainless steel and the bottom bar is C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 40
8.0
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
44
Shear Strength, MPa 370
380
Tensile Strength: Ultimate (UTS), MPa 540
640
Tensile Strength: Yield (Proof), MPa 200
630

Thermal Properties

Latent Heat of Fusion, J/g 290
220
Maximum Temperature: Mechanical, °C 990
200
Melting Completion (Liquidus), °C 1430
1090
Melting Onset (Solidus), °C 1390
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 16
17

Otherwise Unclassified Properties

Base Metal Price, % relative 24
33
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 4.6
2.7
Embodied Energy, MJ/kg 63
43
Embodied Water, L/kg 180
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
51
Resilience: Unit (Modulus of Resilience), kJ/m3 99
1680
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 19
20
Strength to Weight: Bending, points 18
19
Thermal Shock Resistance, points 12
23

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17 to 19
0 to 0.090
Cobalt (Co), % 0
1.0 to 3.0
Copper (Cu), % 4.0 to 5.0
92.4 to 98.8
Iron (Fe), % 52.4 to 61
0 to 1.0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 15 to 16.5
0 to 0.5
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.040
0 to 0.5
Silicon (Si), % 0 to 1.0
0.2 to 1.0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5