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EN 1.4557 Stainless Steel vs. C44500 Brass

EN 1.4557 stainless steel belongs to the iron alloys classification, while C44500 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4557 stainless steel and the bottom bar is C44500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 80
41
Tensile Strength: Ultimate (UTS), MPa 560
350
Tensile Strength: Yield (Proof), MPa 300
120

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1090
140
Melting Completion (Liquidus), °C 1460
940
Melting Onset (Solidus), °C 1420
900
Specific Heat Capacity, J/kg-K 460
380
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
27

Otherwise Unclassified Properties

Base Metal Price, % relative 29
26
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 5.6
2.7
Embodied Energy, MJ/kg 76
46
Embodied Water, L/kg 190
330

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 210
65
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 19
12
Strength to Weight: Bending, points 19
13
Thermal Diffusivity, mm2/s 4.0
35
Thermal Shock Resistance, points 12
12

Alloy Composition

Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 19.5 to 20.5
0
Copper (Cu), % 0.5 to 1.0
70 to 73
Iron (Fe), % 49.5 to 56.3
0 to 0.060
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 1.2
0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 17.5 to 19.5
0
Nitrogen (N), % 0.18 to 0.24
0
Phosphorus (P), % 0 to 0.030
0.020 to 0.1
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0.9 to 1.2
Zinc (Zn), % 0
25.2 to 29.1
Residuals, % 0
0 to 0.4