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C38000 Brass vs. EN 1.4000 Stainless Steel

C38000 brass belongs to the copper alloys classification, while EN 1.4000 stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C38000 brass and the bottom bar is EN 1.4000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 17
22
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 39
76
Shear Strength, MPa 230
320
Tensile Strength: Ultimate (UTS), MPa 380
500
Tensile Strength: Yield (Proof), MPa 120
260

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Maximum Temperature: Mechanical, °C 110
760
Melting Completion (Liquidus), °C 800
1440
Melting Onset (Solidus), °C 760
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
30
Thermal Expansion, µm/m-K 21
11

Otherwise Unclassified Properties

Base Metal Price, % relative 22
7.0
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.7
1.9
Embodied Energy, MJ/kg 46
27
Embodied Water, L/kg 330
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
91
Resilience: Unit (Modulus of Resilience), kJ/m3 74
180
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13
18
Strength to Weight: Bending, points 14
18
Thermal Diffusivity, mm2/s 37
8.1
Thermal Shock Resistance, points 13
18

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
12 to 14
Copper (Cu), % 55 to 60
0
Iron (Fe), % 0 to 0.35
83.9 to 88
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.9 to 43.5
0
Residuals, % 0 to 0.5
0