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C27000 Brass vs. EN 1.4742 Stainless Steel

C27000 brass belongs to the copper alloys classification, while EN 1.4742 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C27000 brass and the bottom bar is EN 1.4742 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 370 to 650
600

Thermal Properties

Latent Heat of Fusion, J/g 180
290
Maximum Temperature: Mechanical, °C 130
1000
Melting Completion (Liquidus), °C 930
1420
Melting Onset (Solidus), °C 900
1380
Specific Heat Capacity, J/kg-K 390
490
Thermal Conductivity, W/m-K 120
19
Thermal Expansion, µm/m-K 20
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 30
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 24
9.0
Density, g/cm3 8.1
7.6
Embodied Carbon, kg CO2/kg material 2.7
2.2
Embodied Energy, MJ/kg 45
32
Embodied Water, L/kg 320
130

Common Calculations

Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 22
22
Strength to Weight: Bending, points 14 to 21
21
Thermal Diffusivity, mm2/s 37
5.1
Thermal Shock Resistance, points 12 to 22
21

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 63 to 68.5
0
Iron (Fe), % 0 to 0.1
77.2 to 81.6
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0.7 to 1.4
Sulfur (S), % 0
0 to 0.015
Zinc (Zn), % 31 to 37
0
Residuals, % 0 to 0.3
0