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S41045 Stainless Steel vs. CC493K Bronze

S41045 stainless steel belongs to the iron alloys classification, while CC493K bronze belongs to the copper 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 S41045 stainless steel and the bottom bar is CC493K bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
74
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 25
14
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
39
Tensile Strength: Ultimate (UTS), MPa 430
270
Tensile Strength: Yield (Proof), MPa 230
140

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Maximum Temperature: Mechanical, °C 740
160
Melting Completion (Liquidus), °C 1450
960
Melting Onset (Solidus), °C 1400
880
Specific Heat Capacity, J/kg-K 480
360
Thermal Conductivity, W/m-K 29
61
Thermal Expansion, µm/m-K 10
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
12
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
12

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
32
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.2
3.3
Embodied Energy, MJ/kg 31
53
Embodied Water, L/kg 100
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
33
Resilience: Unit (Modulus of Resilience), kJ/m3 140
89
Stiffness to Weight: Axial, points 14
6.5
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 16
8.6
Strength to Weight: Bending, points 16
11
Thermal Diffusivity, mm2/s 7.8
19
Thermal Shock Resistance, points 16
10

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0
0 to 0.3
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 12 to 13
0
Copper (Cu), % 0
79 to 86
Iron (Fe), % 83.8 to 88
0 to 0.2
Lead (Pb), % 0
5.0 to 8.0
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.5
0 to 2.0
Niobium (Nb), % 0 to 0.6
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.1
Silicon (Si), % 0 to 1.0
0 to 0.010
Sulfur (S), % 0 to 0.030
0 to 0.1
Tin (Sn), % 0
5.2 to 8.0
Zinc (Zn), % 0
2.0 to 5.0