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C69400 Brass vs. EN 1.4550 Stainless Steel

C69400 brass belongs to the copper alloys classification, while EN 1.4550 stainless steel belongs to the iron alloys. There are 29 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 1.4550 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
42
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 42
77
Shear Strength, MPa 350
430
Tensile Strength: Ultimate (UTS), MPa 570
620
Tensile Strength: Yield (Proof), MPa 270
230

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 170
940
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
15
Thermal Expansion, µm/m-K 18
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 27
18
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 2.7
3.6
Embodied Energy, MJ/kg 44
51
Embodied Water, L/kg 300
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
210
Resilience: Unit (Modulus of Resilience), kJ/m3 340
140
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 19
22
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 7.7
4.0
Thermal Shock Resistance, points 20
14

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 80 to 83
0
Iron (Fe), % 0 to 0.2
64.9 to 74
Lead (Pb), % 0 to 0.3
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 3.5 to 4.5
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0 to 0.5
0