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C87200 Bronze vs. S21800 Stainless Steel

C87200 bronze belongs to the copper alloys classification, while S21800 stainless steel belongs to the iron alloys. There are 25 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 C87200 bronze and the bottom bar is S21800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
210
Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 30
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
75
Tensile Strength: Ultimate (UTS), MPa 380
740
Tensile Strength: Yield (Proof), MPa 170
390

Thermal Properties

Latent Heat of Fusion, J/g 260
340
Maximum Temperature: Mechanical, °C 200
900
Melting Completion (Liquidus), °C 970
1360
Melting Onset (Solidus), °C 860
1310
Specific Heat Capacity, J/kg-K 410
500
Thermal Expansion, µm/m-K 17
16

Otherwise Unclassified Properties

Base Metal Price, % relative 29
15
Density, g/cm3 8.6
7.5
Embodied Carbon, kg CO2/kg material 2.7
3.1
Embodied Energy, MJ/kg 44
45
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
250
Resilience: Unit (Modulus of Resilience), kJ/m3 130
390
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
26
Strength to Weight: Axial, points 12
27
Strength to Weight: Bending, points 14
24
Thermal Shock Resistance, points 14
17

Alloy Composition

Aluminum (Al), % 0 to 1.5
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 89 to 99
0
Iron (Fe), % 0 to 2.5
59.1 to 65.4
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0 to 1.5
7.0 to 9.0
Nickel (Ni), % 0
8.0 to 9.0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0 to 0.5
0 to 0.060
Silicon (Si), % 1.0 to 5.0
3.5 to 4.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 0 to 5.0
0