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C87200 Bronze vs. S17700 Stainless Steel

C87200 bronze belongs to the copper alloys classification, while S17700 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C87200 bronze and the bottom bar is S17700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
180 to 430
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 30
1.0 to 23
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 380
1180 to 1650
Tensile Strength: Yield (Proof), MPa 170
430 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 200
890
Melting Completion (Liquidus), °C 970
1440
Melting Onset (Solidus), °C 860
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 28
15
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 29
13
Density, g/cm3 8.6
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 44
40
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
15 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 130
460 to 3750
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
42 to 59
Strength to Weight: Bending, points 14
32 to 40
Thermal Diffusivity, mm2/s 8.0
4.1
Thermal Shock Resistance, points 14
39 to 54

Alloy Composition

Aluminum (Al), % 0 to 1.5
0.75 to 1.5
Carbon (C), % 0
0 to 0.090
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 89 to 99
0
Iron (Fe), % 0 to 2.5
70.5 to 76.8
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0 to 1.5
0 to 1.0
Nickel (Ni), % 0
6.5 to 7.8
Phosphorus (P), % 0 to 0.5
0 to 0.040
Silicon (Si), % 1.0 to 5.0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 0 to 5.0
0