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C47940 Brass vs. EN 1.4446 Stainless Steel

C47940 brass belongs to the copper alloys classification, while EN 1.4446 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C47940 brass and the bottom bar is EN 1.4446 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 14 to 34
23
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
79
Tensile Strength: Ultimate (UTS), MPa 380 to 520
490
Tensile Strength: Yield (Proof), MPa 160 to 390
240

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 130
980
Melting Completion (Liquidus), °C 850
1460
Melting Onset (Solidus), °C 800
1410
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 110
14
Thermal Expansion, µm/m-K 20
16

Otherwise Unclassified Properties

Base Metal Price, % relative 25
22
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 2.8
4.5
Embodied Energy, MJ/kg 47
60
Embodied Water, L/kg 330
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 100
93
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 740
140
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 17
17
Strength to Weight: Bending, points 14 to 17
17
Thermal Diffusivity, mm2/s 36
3.6
Thermal Shock Resistance, points 13 to 17
11

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
16.5 to 18.5
Copper (Cu), % 63 to 66
0
Iron (Fe), % 0.1 to 1.0
59.7 to 66.9
Lead (Pb), % 1.0 to 2.0
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
4.0 to 4.5
Nickel (Ni), % 0.1 to 0.5
12.5 to 14.5
Nitrogen (N), % 0
0.12 to 0.22
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.2 to 2.0
0
Zinc (Zn), % 28.1 to 34.6
0
Residuals, % 0 to 0.4
0