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C38000 Brass vs. EN 1.4655 Stainless Steel

C38000 brass belongs to the copper alloys classification, while EN 1.4655 stainless steel belongs to the iron alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C38000 brass and the bottom bar is EN 1.4655 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 17
23 to 25
Poisson's Ratio 0.31
0.27
Shear Modulus, GPa 39
78
Shear Strength, MPa 230
460
Tensile Strength: Ultimate (UTS), MPa 380
720 to 730
Tensile Strength: Yield (Proof), MPa 120
450 to 480

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Maximum Temperature: Mechanical, °C 110
1050
Melting Completion (Liquidus), °C 800
1420
Melting Onset (Solidus), °C 760
1370
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 21
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
15
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 330
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 50
150 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 74
510 to 580
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13
26
Strength to Weight: Bending, points 14
23
Thermal Diffusivity, mm2/s 37
4.0
Thermal Shock Resistance, points 13
20

Alloy Composition

Aluminum (Al), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
22 to 24
Copper (Cu), % 55 to 60
1.0 to 3.0
Iron (Fe), % 0 to 0.35
63.6 to 73.4
Lead (Pb), % 1.5 to 2.5
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0.1 to 0.6
Nickel (Ni), % 0
3.5 to 5.5
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0
0 to 0.035
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