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EN 1.4525 Stainless Steel vs. CC755S Brass

EN 1.4525 stainless steel belongs to the iron alloys classification, while CC755S brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4525 stainless steel and the bottom bar is CC755S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 5.6 to 13
9.5
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
40
Tensile Strength: Ultimate (UTS), MPa 1030 to 1250
390
Tensile Strength: Yield (Proof), MPa 840 to 1120
250

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 860
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 18
120
Thermal Expansion, µm/m-K 11
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
30

Otherwise Unclassified Properties

Base Metal Price, % relative 13
23
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 39
46
Embodied Water, L/kg 130
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 68 to 130
33
Resilience: Unit (Modulus of Resilience), kJ/m3 1820 to 3230
290
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 36 to 45
14
Strength to Weight: Bending, points 29 to 33
15
Thermal Diffusivity, mm2/s 4.7
38
Thermal Shock Resistance, points 34 to 41
13

Alloy Composition

Aluminum (Al), % 0
0.4 to 0.7
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 2.5 to 4.0
59.5 to 61
Iron (Fe), % 70.4 to 79
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 to 0.8
0
Nickel (Ni), % 3.5 to 5.5
0 to 0.2
Niobium (Nb), % 0 to 0.35
0
Nitrogen (N), % 0 to 0.050
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.8
0 to 0.050
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0 to 0.3
Zinc (Zn), % 0
35.8 to 38.9