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EN 1.4521 Stainless Steel vs. C69400 Brass

EN 1.4521 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 1.4521 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, % 23
17
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 78
42
Shear Strength, MPa 330
350
Tensile Strength: Ultimate (UTS), MPa 520
570
Tensile Strength: Yield (Proof), MPa 340
270

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 930
170
Melting Completion (Liquidus), °C 1460
920
Melting Onset (Solidus), °C 1410
820
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 23
26
Thermal Expansion, µm/m-K 10
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
6.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
6.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
27
Density, g/cm3 7.7
8.3
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 39
44
Embodied Water, L/kg 130
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
80
Resilience: Unit (Modulus of Resilience), kJ/m3 280
340
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 6.2
7.7
Thermal Shock Resistance, points 18
20

Alloy Composition

Carbon (C), % 0 to 0.025
0
Chromium (Cr), % 17 to 20
0
Copper (Cu), % 0
80 to 83
Iron (Fe), % 74.6 to 81.1
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 1.8 to 2.5
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
3.5 to 4.5
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0.15 to 0.8
0
Zinc (Zn), % 0
11.5 to 16.5
Residuals, % 0
0 to 0.5