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EN 1.4742 Stainless Steel vs. CC766S Brass

EN 1.4742 stainless steel belongs to the iron alloys classification, while CC766S brass 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 CC766S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
120
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 17
28
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 600
500
Tensile Strength: Yield (Proof), MPa 300
190

Thermal Properties

Latent Heat of Fusion, J/g 290
180
Maximum Temperature: Mechanical, °C 1000
130
Melting Completion (Liquidus), °C 1420
840
Melting Onset (Solidus), °C 1380
800
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 19
89
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
32
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
36

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
24
Density, g/cm3 7.6
8.0
Embodied Carbon, kg CO2/kg material 2.2
2.8
Embodied Energy, MJ/kg 32
48
Embodied Water, L/kg 130
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
110
Resilience: Unit (Modulus of Resilience), kJ/m3 230
180
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 22
17
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 5.1
28
Thermal Shock Resistance, points 21
17

Alloy Composition

Aluminum (Al), % 0.7 to 1.2
0.3 to 1.8
Antimony (Sb), % 0
0 to 0.1
Carbon (C), % 0 to 0.12
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
58 to 64
Iron (Fe), % 77.2 to 81.6
0 to 0.5
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0 to 1.0
0 to 0.5
Nickel (Ni), % 0
0 to 2.0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.7 to 1.4
0 to 0.6
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
29.5 to 41.7