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C99400 Brass vs. EN 1.4905 Stainless Steel

C99400 brass belongs to the copper alloys classification, while EN 1.4905 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is C99400 brass and the bottom bar is EN 1.4905 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
76
Tensile Strength: Ultimate (UTS), MPa 460 to 550
740
Tensile Strength: Yield (Proof), MPa 230 to 370
510

Thermal Properties

Latent Heat of Fusion, J/g 230
270
Maximum Temperature: Mechanical, °C 200
660
Melting Completion (Liquidus), °C 1070
1480
Melting Onset (Solidus), °C 1020
1440
Specific Heat Capacity, J/kg-K 400
470
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 17
4.2

Otherwise Unclassified Properties

Base Metal Price, % relative 30
9.5
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 45
40
Embodied Water, L/kg 310
90

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 230 to 590
680
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 15 to 17
26
Strength to Weight: Bending, points 15 to 17
23
Thermal Shock Resistance, points 16 to 19
25

Alloy Composition

Aluminum (Al), % 0.5 to 2.0
0 to 0.040
Boron (B), % 0
0.00050 to 0.0050
Carbon (C), % 0
0.090 to 0.13
Chromium (Cr), % 0
8.5 to 9.5
Copper (Cu), % 83.5 to 96.5
0
Iron (Fe), % 1.0 to 3.0
86.2 to 88.8
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.5
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 1.0 to 3.5
0.1 to 0.4
Niobium (Nb), % 0
0.060 to 0.1
Nitrogen (N), % 0
0.050 to 0.090
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.5 to 2.0
0.1 to 0.5
Sulfur (S), % 0
0 to 0.010
Tungsten (W), % 0
0.9 to 1.1
Vanadium (V), % 0
0.18 to 0.25
Zinc (Zn), % 0.5 to 5.0
0
Residuals, % 0 to 0.3
0