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EN 1.4640 Stainless Steel vs. C33000 Brass

EN 1.4640 stainless steel belongs to the iron alloys classification, while C33000 brass belongs to the copper alloys. There are 29 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 EN 1.4640 stainless steel and the bottom bar is C33000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 51
7.0 to 60
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
40
Shear Strength, MPa 440 to 460
240 to 300
Tensile Strength: Ultimate (UTS), MPa 620 to 650
320 to 520
Tensile Strength: Yield (Proof), MPa 240 to 260
110 to 450

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 930
130
Melting Completion (Liquidus), °C 1420
940
Melting Onset (Solidus), °C 1380
900
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 16
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
26
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
29

Otherwise Unclassified Properties

Base Metal Price, % relative 14
24
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 40
45
Embodied Water, L/kg 150
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 250 to 260
35 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 150 to 170
60 to 950
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22 to 23
11 to 18
Strength to Weight: Bending, points 21
13 to 18
Thermal Diffusivity, mm2/s 4.0
37
Thermal Shock Resistance, points 14 to 15
11 to 17

Alloy Composition

Carbon (C), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 19
0
Copper (Cu), % 1.3 to 2.0
65 to 68
Iron (Fe), % 67.4 to 73.6
0 to 0.070
Lead (Pb), % 0
0.25 to 0.7
Manganese (Mn), % 1.5 to 4.0
0
Nickel (Ni), % 5.5 to 6.9
0
Nitrogen (N), % 0.030 to 0.11
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
30.8 to 34.8
Residuals, % 0
0 to 0.4