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C90500 Gun Metal vs. SAE-AISI 1084 Steel

C90500 gun metal belongs to the copper alloys classification, while SAE-AISI 1084 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 C90500 gun metal and the bottom bar is SAE-AISI 1084 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 20
11
Fatigue Strength, MPa 90
320 to 370
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 40
72
Tensile Strength: Ultimate (UTS), MPa 320
780 to 930
Tensile Strength: Yield (Proof), MPa 160
510 to 600

Thermal Properties

Latent Heat of Fusion, J/g 190
240
Maximum Temperature: Mechanical, °C 170
400
Melting Completion (Liquidus), °C 1000
1450
Melting Onset (Solidus), °C 850
1410
Specific Heat Capacity, J/kg-K 370
470
Thermal Conductivity, W/m-K 75
51
Thermal Expansion, µm/m-K 18
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 11
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 35
1.8
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 3.6
1.4
Embodied Energy, MJ/kg 59
19
Embodied Water, L/kg 390
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
81 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 110
700 to 960
Stiffness to Weight: Axial, points 6.9
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 10
28 to 33
Strength to Weight: Bending, points 12
24 to 27
Thermal Diffusivity, mm2/s 23
14
Thermal Shock Resistance, points 12
25 to 30

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Carbon (C), % 0
0.8 to 0.93
Copper (Cu), % 86 to 89
0
Iron (Fe), % 0 to 0.2
98.1 to 98.6
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0.6 to 0.9
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0 to 0.040
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0 to 0.050
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 1.0 to 3.0
0
Residuals, % 0 to 0.3
0