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C38000 Brass vs. EN 1.4008 Stainless Steel

C38000 brass belongs to the copper alloys classification, while EN 1.4008 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 C38000 brass and the bottom bar is EN 1.4008 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 17
17
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 39
76
Tensile Strength: Ultimate (UTS), MPa 380
670
Tensile Strength: Yield (Proof), MPa 120
500

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Maximum Temperature: Mechanical, °C 110
760
Melting Completion (Liquidus), °C 800
1450
Melting Onset (Solidus), °C 760
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
25
Thermal Expansion, µm/m-K 21
11

Otherwise Unclassified Properties

Base Metal Price, % relative 22
8.0
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.7
2.1
Embodied Energy, MJ/kg 46
30
Embodied Water, L/kg 330
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
100
Resilience: Unit (Modulus of Resilience), kJ/m3 74
630
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13
24
Strength to Weight: Bending, points 14
22
Thermal Diffusivity, mm2/s 37
6.7
Thermal Shock Resistance, points 13
23

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
12 to 13.5
Copper (Cu), % 55 to 60
0
Iron (Fe), % 0 to 0.35
81.8 to 86.8
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.2 to 0.5
Nickel (Ni), % 0
1.0 to 2.0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
0
Residuals, % 0 to 0.5
0