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EN 1.4905 Stainless Steel vs. CC751S Brass

EN 1.4905 stainless steel belongs to the iron alloys classification, while CC751S brass belongs to the copper alloys. There are 28 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 1.4905 stainless steel and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 19
5.6
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 740
450
Tensile Strength: Yield (Proof), MPa 510
320

Thermal Properties

Latent Heat of Fusion, J/g 270
190
Maximum Temperature: Mechanical, °C 660
130
Melting Completion (Liquidus), °C 1480
850
Melting Onset (Solidus), °C 1440
810
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26
110
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
25
Electrical Conductivity: Equal Weight (Specific), % IACS 4.2
28

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
24
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 40
46
Embodied Water, L/kg 90
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
23
Resilience: Unit (Modulus of Resilience), kJ/m3 680
480
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 26
15
Strength to Weight: Bending, points 23
16
Thermal Diffusivity, mm2/s 7.0
35
Thermal Shock Resistance, points 25
15

Alloy Composition

Aluminum (Al), % 0 to 0.040
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Boron (B), % 0.00050 to 0.0050
0
Carbon (C), % 0.090 to 0.13
0
Chromium (Cr), % 8.5 to 9.5
0
Copper (Cu), % 0
62.7 to 66
Iron (Fe), % 86.2 to 88.8
0.25 to 0.5
Lead (Pb), % 0
0.8 to 2.2
Manganese (Mn), % 0.3 to 0.6
0 to 0.15
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0.1 to 0.4
0 to 0.8
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.050 to 0.090
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0.1 to 0.5
0.65 to 1.1
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.8
Tungsten (W), % 0.9 to 1.1
0
Vanadium (V), % 0.18 to 0.25
0
Zinc (Zn), % 0
27.9 to 35.6