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C68400 Brass vs. EN 1.4020 Stainless Steel

C68400 brass belongs to the copper alloys classification, while EN 1.4020 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 C68400 brass and the bottom bar is EN 1.4020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
190 to 340
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 18
13 to 34
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 41
77
Shear Strength, MPa 330
510 to 680
Tensile Strength: Ultimate (UTS), MPa 540
770 to 1130
Tensile Strength: Yield (Proof), MPa 310
430 to 950

Thermal Properties

Latent Heat of Fusion, J/g 210
280
Maximum Temperature: Mechanical, °C 130
890
Melting Completion (Liquidus), °C 840
1390
Melting Onset (Solidus), °C 820
1350
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 20
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
11
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 2.7
2.5
Embodied Energy, MJ/kg 47
37
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
140 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 460
460 to 2290
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 19
28 to 41
Strength to Weight: Bending, points 19
25 to 32
Thermal Shock Resistance, points 18
16 to 23

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
16.5 to 19
Copper (Cu), % 59 to 64
0
Iron (Fe), % 0 to 1.0
62.8 to 71.8
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0.2 to 1.5
11 to 14
Nickel (Ni), % 0 to 0.5
0.5 to 2.5
Nitrogen (N), % 0
0.2 to 0.45
Phosphorus (P), % 0.030 to 0.3
0 to 0.045
Silicon (Si), % 1.5 to 2.5
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.5
0
Zinc (Zn), % 28.6 to 39.3
0
Residuals, % 0 to 0.5
0