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C90500 Gun Metal vs. S31060 Stainless Steel

C90500 gun metal belongs to the copper alloys classification, while S31060 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C90500 gun metal and the bottom bar is S31060 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 20
46
Fatigue Strength, MPa 90
290
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 40
78
Tensile Strength: Ultimate (UTS), MPa 320
680
Tensile Strength: Yield (Proof), MPa 160
310

Thermal Properties

Latent Heat of Fusion, J/g 190
290
Maximum Temperature: Mechanical, °C 170
1080
Melting Completion (Liquidus), °C 1000
1420
Melting Onset (Solidus), °C 850
1370
Specific Heat Capacity, J/kg-K 370
480
Thermal Conductivity, W/m-K 75
15
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 35
18
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 3.6
3.4
Embodied Energy, MJ/kg 59
48
Embodied Water, L/kg 390
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
260
Resilience: Unit (Modulus of Resilience), kJ/m3 110
250
Stiffness to Weight: Axial, points 6.9
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 10
24
Strength to Weight: Bending, points 12
22
Thermal Diffusivity, mm2/s 23
4.0
Thermal Shock Resistance, points 12
15

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0
0.050 to 0.1
Cerium (Ce), % 0
0 to 0.070
Chromium (Cr), % 0
22 to 24
Copper (Cu), % 86 to 89
0
Iron (Fe), % 0 to 0.2
61.4 to 67.8
Lanthanum (La), % 0
0 to 0.070
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 1.0
10 to 12.5
Nitrogen (N), % 0
0.18 to 0.25
Phosphorus (P), % 0 to 1.5
0 to 0.040
Silicon (Si), % 0 to 0.0050
0 to 0.5
Sulfur (S), % 0 to 0.050
0 to 0.030
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 1.0 to 3.0
0
Residuals, % 0 to 0.3
0