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CC494K Bronze vs. S21900 Stainless Steel

CC494K bronze belongs to the copper alloys classification, while S21900 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 CC494K bronze and the bottom bar is S21900 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 67
220
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 7.6
50
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 39
78
Tensile Strength: Ultimate (UTS), MPa 210
710
Tensile Strength: Yield (Proof), MPa 94
390

Thermal Properties

Latent Heat of Fusion, J/g 180
290
Maximum Temperature: Mechanical, °C 160
980
Melting Completion (Liquidus), °C 970
1400
Melting Onset (Solidus), °C 890
1350
Specific Heat Capacity, J/kg-K 360
480
Thermal Conductivity, W/m-K 63
14
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 16
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
15
Density, g/cm3 9.1
7.7
Embodied Carbon, kg CO2/kg material 3.1
3.0
Embodied Energy, MJ/kg 50
43
Embodied Water, L/kg 360
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13
300
Resilience: Unit (Modulus of Resilience), kJ/m3 43
380
Stiffness to Weight: Axial, points 6.4
14
Stiffness to Weight: Bending, points 17
25
Strength to Weight: Axial, points 6.5
26
Strength to Weight: Bending, points 8.8
23
Thermal Diffusivity, mm2/s 19
3.8
Thermal Shock Resistance, points 7.8
15

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
19 to 21.5
Copper (Cu), % 78 to 87
0
Iron (Fe), % 0 to 0.25
59.4 to 67.4
Lead (Pb), % 8.0 to 10
0
Manganese (Mn), % 0 to 0.2
8.0 to 10
Nickel (Ni), % 0 to 2.0
5.5 to 7.5
Nitrogen (N), % 0
0.15 to 0.4
Phosphorus (P), % 0 to 0.1
0 to 0.045
Silicon (Si), % 0 to 0.010
0 to 1.0
Sulfur (S), % 0 to 0.1
0 to 0.030
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 0 to 2.0
0