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C44400 Brass vs. EN 1.4557 Stainless Steel

C44400 brass belongs to the copper alloys classification, while EN 1.4557 stainless steel belongs to the iron 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 C44400 brass and the bottom bar is EN 1.4557 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 26
29
Density, g/cm3 8.3
8.0
Embodied Carbon, kg CO2/kg material 2.8
5.6
Embodied Energy, MJ/kg 46
76
Embodied Water, L/kg 330
190

Common Calculations

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

Alloy Composition

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