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EN 1.4421 Stainless Steel vs. C87500 Brass

EN 1.4421 stainless steel belongs to the iron alloys classification, while C87500 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4421 stainless steel and the bottom bar is C87500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 11 to 17
18
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 77
42
Tensile Strength: Ultimate (UTS), MPa 880 to 1100
460
Tensile Strength: Yield (Proof), MPa 620 to 950
190

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 870
170
Melting Completion (Liquidus), °C 1440
920
Melting Onset (Solidus), °C 1400
820
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 16
28
Thermal Expansion, µm/m-K 10
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
27
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 36
44
Embodied Water, L/kg 130
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 140
67
Resilience: Unit (Modulus of Resilience), kJ/m3 960 to 2270
160
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 31 to 39
16
Strength to Weight: Bending, points 26 to 30
16
Thermal Diffusivity, mm2/s 4.4
8.3
Thermal Shock Resistance, points 31 to 39
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 15.5 to 17.5
0
Copper (Cu), % 0
79 to 85
Iron (Fe), % 74.4 to 80.5
0
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 4.0 to 5.5
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.8
3.0 to 5.0
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.5