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C66700 Brass vs. EN 1.4408 Stainless Steel

C66700 brass belongs to the copper alloys classification, while EN 1.4408 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C66700 brass and the bottom bar is EN 1.4408 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 2.0 to 58
34
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
78
Tensile Strength: Ultimate (UTS), MPa 340 to 690
510
Tensile Strength: Yield (Proof), MPa 100 to 640
210

Thermal Properties

Latent Heat of Fusion, J/g 180
300
Maximum Temperature: Mechanical, °C 140
990
Melting Completion (Liquidus), °C 1090
1440
Melting Onset (Solidus), °C 1050
1390
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 97
15
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 19
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 25
18
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.7
Embodied Energy, MJ/kg 45
52
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 150
140
Resilience: Unit (Modulus of Resilience), kJ/m3 49 to 1900
110
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 11 to 23
18
Strength to Weight: Bending, points 13 to 21
18
Thermal Diffusivity, mm2/s 30
3.9
Thermal Shock Resistance, points 11 to 23
11

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
18 to 20
Copper (Cu), % 68.5 to 71.5
0
Iron (Fe), % 0 to 0.1
62.4 to 71
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0.8 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 0
9.0 to 12
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 26.3 to 30.7
0
Residuals, % 0 to 0.5
0