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EN 1.4905 Stainless Steel vs. C66700 Brass

EN 1.4905 stainless steel belongs to the iron alloys classification, while C66700 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 1.4905 stainless steel and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 19
2.0 to 58
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
41
Shear Strength, MPa 460
250 to 530
Tensile Strength: Ultimate (UTS), MPa 740
340 to 690
Tensile Strength: Yield (Proof), MPa 510
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Maximum Temperature: Mechanical, °C 660
140
Melting Completion (Liquidus), °C 1480
1090
Melting Onset (Solidus), °C 1440
1050
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26
97
Thermal Expansion, µm/m-K 11
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.7
17
Electrical Conductivity: Equal Weight (Specific), % IACS 4.2
19

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 40
45
Embodied Water, L/kg 90
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
13 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 680
49 to 1900
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 26
11 to 23
Strength to Weight: Bending, points 23
13 to 21
Thermal Diffusivity, mm2/s 7.0
30
Thermal Shock Resistance, points 25
11 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
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
68.5 to 71.5
Iron (Fe), % 86.2 to 88.8
0 to 0.1
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0.3 to 0.6
0.8 to 1.5
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0.1 to 0.4
0
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
Sulfur (S), % 0 to 0.010
0
Tungsten (W), % 0.9 to 1.1
0
Vanadium (V), % 0.18 to 0.25
0
Zinc (Zn), % 0
26.3 to 30.7
Residuals, % 0
0 to 0.5