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C69400 Brass vs. EN 1.4557 Stainless Steel

C69400 brass belongs to the copper alloys classification, while EN 1.4557 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is EN 1.4557 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
40
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
80
Tensile Strength: Ultimate (UTS), MPa 570
560
Tensile Strength: Yield (Proof), MPa 270
300

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 170
1090
Melting Completion (Liquidus), °C 920
1460
Melting Onset (Solidus), °C 820
1420
Specific Heat Capacity, J/kg-K 410
460
Thermal Conductivity, W/m-K 26
15
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 27
29
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.6
Embodied Energy, MJ/kg 44
76
Embodied Water, L/kg 300
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
190
Resilience: Unit (Modulus of Resilience), kJ/m3 340
210
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 18
19
Thermal Diffusivity, mm2/s 7.7
4.0
Thermal Shock Resistance, points 20
12

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19.5 to 20.5
Copper (Cu), % 80 to 83
0.5 to 1.0
Iron (Fe), % 0 to 0.2
49.5 to 56.3
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 1.2
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
17.5 to 19.5
Nitrogen (N), % 0
0.18 to 0.24
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 3.5 to 4.5
0 to 1.0
Sulfur (S), % 0
0 to 0.010
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0 to 0.5
0