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EN 1.4558 Stainless Steel vs. C69400 Brass

EN 1.4558 stainless steel belongs to the iron alloys classification, while C69400 brass belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4558 stainless steel and the bottom bar is C69400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 39
17
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
42
Shear Strength, MPa 350
350
Tensile Strength: Ultimate (UTS), MPa 510
570
Tensile Strength: Yield (Proof), MPa 200
270

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1400
920
Melting Onset (Solidus), °C 1350
820
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 12
26
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 31
27
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 5.5
2.7
Embodied Energy, MJ/kg 77
44
Embodied Water, L/kg 200
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
80
Resilience: Unit (Modulus of Resilience), kJ/m3 100
340
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 3.1
7.7
Thermal Shock Resistance, points 12
20

Alloy Composition

Aluminum (Al), % 0.15 to 0.45
0
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 23
0
Copper (Cu), % 0
80 to 83
Iron (Fe), % 39.2 to 47.9
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 32 to 35
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.7
3.5 to 4.5
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0 to 0.6
0
Zinc (Zn), % 0
11.5 to 16.5
Residuals, % 0
0 to 0.5