S31730 Stainless Steel vs. C87610 Bronze

S31730 stainless steel belongs to the iron alloys classification, while C87610 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is S31730 stainless steel and the bottom bar is C87610 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		110

Elongation at Break, %		40
Elongation at Break, %		22

Poisson's Ratio		0.28
Poisson's Ratio		0.34

Shear Modulus, GPa		77
Shear Modulus, GPa		43

Tensile Strength: Ultimate (UTS), MPa		540
Tensile Strength: Ultimate (UTS), MPa		350

Tensile Strength: Yield (Proof), MPa		200
Tensile Strength: Yield (Proof), MPa		140

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		270

Maximum Temperature: Mechanical, °C		990
Maximum Temperature: Mechanical, °C		190

Melting Completion (Liquidus), °C		1430
Melting Completion (Liquidus), °C		970

Melting Onset (Solidus), °C		1390
Melting Onset (Solidus), °C		820

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		410

Thermal Expansion, µm/m-K		16
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		24
Base Metal Price, % relative		29

Density, g/cm³		8.0
Density, g/cm³		8.5

Embodied Carbon, kg CO₂/kg material		4.6
Embodied Carbon, kg CO₂/kg material		2.6

Embodied Energy, MJ/kg		63
Embodied Energy, MJ/kg		43

Embodied Water, L/kg		180
Embodied Water, L/kg		300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m³		170
Resilience: Ultimate (Unit Rupture Work), MJ/m³		62

Resilience: Unit (Modulus of Resilience), kJ/m³		99
Resilience: Unit (Modulus of Resilience), kJ/m³		88

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		7.4

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		19
Strength to Weight: Axial, points		11

Strength to Weight: Bending, points		18
Strength to Weight: Bending, points		13

Thermal Shock Resistance, points		12
Thermal Shock Resistance, points		13

Alloy Composition

Carbon (C), %		0 to 0.030
Carbon (C), %		0

Chromium (Cr), %		17 to 19
Chromium (Cr), %		0

Copper (Cu), %		4.0 to 5.0
Copper (Cu), %		90 to 94

Iron (Fe), %		52.4 to 61
Iron (Fe), %		0 to 0.2

Lead (Pb), %		0
Lead (Pb), %		0 to 0.2

Manganese (Mn), %		0 to 2.0
Manganese (Mn), %		0 to 0.25

Molybdenum (Mo), %		3.0 to 4.0
Molybdenum (Mo), %		0

Nickel (Ni), %		15 to 16.5
Nickel (Ni), %		0

Nitrogen (N), %		0 to 0.045
Nitrogen (N), %		0

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0

Silicon (Si), %		0 to 1.0
Silicon (Si), %		3.0 to 5.0

Sulfur (S), %		0 to 0.010
Sulfur (S), %		0

Zinc (Zn), %		0
Zinc (Zn), %		3.0 to 5.0

Residuals, %		0
Residuals, %		0 to 0.5