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EN 1.4659 Stainless Steel vs. C99400 Brass

EN 1.4659 stainless steel belongs to the iron alloys classification, while C99400 brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4659 stainless steel and the bottom bar is C99400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 81
44
Tensile Strength: Ultimate (UTS), MPa 900
460 to 550
Tensile Strength: Yield (Proof), MPa 480
230 to 370

Thermal Properties

Latent Heat of Fusion, J/g 300
230
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1480
1070
Melting Onset (Solidus), °C 1430
1020
Specific Heat Capacity, J/kg-K 460
400
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
17
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
17

Otherwise Unclassified Properties

Base Metal Price, % relative 37
30
Density, g/cm3 8.2
8.7
Embodied Carbon, kg CO2/kg material 6.5
2.8
Embodied Energy, MJ/kg 89
45
Embodied Water, L/kg 220
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 550
230 to 590
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 31
15 to 17
Strength to Weight: Bending, points 25
15 to 17
Thermal Shock Resistance, points 19
16 to 19

Alloy Composition

Aluminum (Al), % 0
0.5 to 2.0
Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 23 to 25
0
Copper (Cu), % 1.0 to 2.0
83.5 to 96.5
Iron (Fe), % 35.7 to 45.7
1.0 to 3.0
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 2.0 to 4.0
0 to 0.5
Molybdenum (Mo), % 5.5 to 6.5
0
Nickel (Ni), % 21 to 23
1.0 to 3.5
Nitrogen (N), % 0.35 to 0.5
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.7
0.5 to 2.0
Sulfur (S), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.5
0
Zinc (Zn), % 0
0.5 to 5.0
Residuals, % 0
0 to 0.3