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C69400 Brass vs. EN 1.4474 Stainless Steel

C69400 brass belongs to the copper alloys classification, while EN 1.4474 stainless steel belongs to the iron alloys. There are 28 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 C69400 brass and the bottom bar is EN 1.4474 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
23
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 42
80
Tensile Strength: Ultimate (UTS), MPa 570
670
Tensile Strength: Yield (Proof), MPa 270
480

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 920
1430
Melting Onset (Solidus), °C 820
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 26
17
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 27
17
Density, g/cm3 8.3
7.7
Embodied Carbon, kg CO2/kg material 2.7
3.4
Embodied Energy, MJ/kg 44
48
Embodied Water, L/kg 300
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
140
Resilience: Unit (Modulus of Resilience), kJ/m3 340
560
Stiffness to Weight: Axial, points 7.4
15
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 7.7
4.6
Thermal Shock Resistance, points 20
18

Alloy Composition

Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
25 to 27
Copper (Cu), % 80 to 83
0
Iron (Fe), % 0 to 0.2
61.2 to 69.1
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.3 to 2.0
Nickel (Ni), % 0
4.5 to 6.5
Nitrogen (N), % 0
0.12 to 0.2
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 3.5 to 4.5
0 to 1.0
Sulfur (S), % 0
0 to 0.025
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0 to 0.5
0