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EN 1.3549 Stainless Steel vs. CC755S Brass

EN 1.3549 stainless steel belongs to the iron alloys classification, while CC755S brass belongs to the copper alloys. There are 25 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 1.3549 stainless steel and the bottom bar is CC755S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
110
Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 730
390

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 910
120
Melting Completion (Liquidus), °C 1430
820
Melting Onset (Solidus), °C 1390
780
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 21
120
Thermal Expansion, µm/m-K 10
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
30

Otherwise Unclassified Properties

Base Metal Price, % relative 10
23
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.6
2.7
Embodied Energy, MJ/kg 37
46
Embodied Water, L/kg 130
330

Common Calculations

Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 27
14
Strength to Weight: Bending, points 24
15
Thermal Diffusivity, mm2/s 5.6
38
Thermal Shock Resistance, points 26
13

Alloy Composition

Aluminum (Al), % 0
0.4 to 0.7
Carbon (C), % 0.85 to 1.0
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
59.5 to 61
Iron (Fe), % 77.5 to 82
0.050 to 0.2
Lead (Pb), % 0
1.2 to 1.7
Manganese (Mn), % 0 to 1.0
0 to 0.050
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.050
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.3
Vanadium (V), % 0.070 to 0.12
0
Zinc (Zn), % 0
35.8 to 38.9