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EN 1.4887 Stainless Steel vs. C69430 Brass

EN 1.4887 stainless steel belongs to the iron alloys classification, while C69430 brass belongs to the copper alloys. There are 29 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 1.4887 stainless steel and the bottom bar is C69430 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 45
17
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
42
Shear Strength, MPa 400
350
Tensile Strength: Ultimate (UTS), MPa 580
570
Tensile Strength: Yield (Proof), MPa 300
280

Thermal Properties

Latent Heat of Fusion, J/g 320
260
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1390
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 15
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 39
27
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 6.7
2.7
Embodied Energy, MJ/kg 96
44
Embodied Water, L/kg 210
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
80
Resilience: Unit (Modulus of Resilience), kJ/m3 230
340
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 20
19
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 3.2
7.7
Thermal Shock Resistance, points 14
20

Alloy Composition

Arsenic (As), % 0
0.030 to 0.060
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 20 to 23
0
Copper (Cu), % 0
80 to 83
Iron (Fe), % 34.2 to 45
0 to 0.2
Lead (Pb), % 0
0 to 0.3
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 33 to 37
0
Niobium (Nb), % 1.0 to 1.5
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 1.0 to 2.0
3.5 to 4.5
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
11.4 to 16.5
Residuals, % 0
0 to 0.5