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EN 1.4742 Stainless Steel vs. CC331G Bronze

EN 1.4742 stainless steel belongs to the iron alloys classification, while CC331G bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4742 stainless steel and the bottom bar is CC331G bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
140
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 17
20
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 600
620
Tensile Strength: Yield (Proof), MPa 300
240

Thermal Properties

Latent Heat of Fusion, J/g 290
230
Maximum Temperature: Mechanical, °C 1000
220
Melting Completion (Liquidus), °C 1420
1060
Melting Onset (Solidus), °C 1380
1000
Specific Heat Capacity, J/kg-K 490
440
Thermal Conductivity, W/m-K 19
61
Thermal Expansion, µm/m-K 11
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
13
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
14

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
28
Density, g/cm3 7.6
8.3
Embodied Carbon, kg CO2/kg material 2.2
3.2
Embodied Energy, MJ/kg 32
53
Embodied Water, L/kg 130
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
97
Resilience: Unit (Modulus of Resilience), kJ/m3 230
250
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
21
Strength to Weight: Bending, points 21
19
Thermal Diffusivity, mm2/s 5.1
17
Thermal Shock Resistance, points 21
22

Alloy Composition

Aluminum (Al), % 0.7 to 1.2
8.5 to 10.5
Carbon (C), % 0 to 0.12
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
83 to 86.5
Iron (Fe), % 77.2 to 81.6
1.5 to 3.5
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0
0 to 0.050
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 0
0 to 1.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.7 to 1.4
0 to 0.2
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.5