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C68400 Brass vs. EN 1.4886 Stainless Steel

C68400 brass belongs to the copper alloys classification, while EN 1.4886 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C68400 brass and the bottom bar is EN 1.4886 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
170
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 18
45
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
76
Shear Strength, MPa 330
400
Tensile Strength: Ultimate (UTS), MPa 540
580
Tensile Strength: Yield (Proof), MPa 310
300

Thermal Properties

Latent Heat of Fusion, J/g 210
320
Maximum Temperature: Mechanical, °C 130
1100
Melting Completion (Liquidus), °C 840
1390
Melting Onset (Solidus), °C 820
1340
Specific Heat Capacity, J/kg-K 400
480
Thermal Conductivity, W/m-K 66
12
Thermal Expansion, µm/m-K 20
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 87
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 99
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 23
31
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 2.7
5.4
Embodied Energy, MJ/kg 47
76
Embodied Water, L/kg 320
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
220
Resilience: Unit (Modulus of Resilience), kJ/m3 460
230
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 19
20
Strength to Weight: Bending, points 19
19
Thermal Diffusivity, mm2/s 21
3.1
Thermal Shock Resistance, points 18
14

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Boron (B), % 0.0010 to 0.030
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
17 to 20
Copper (Cu), % 59 to 64
0
Iron (Fe), % 0 to 1.0
38.7 to 49
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0.2 to 1.5
0 to 2.0
Nickel (Ni), % 0 to 0.5
33 to 37
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0.030 to 0.3
0 to 0.030
Silicon (Si), % 1.5 to 2.5
1.0 to 2.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 28.6 to 39.3
0
Residuals, % 0 to 0.5
0