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EN 1.4621 Stainless Steel vs. CC753S Brass

EN 1.4621 stainless steel belongs to the iron alloys classification, while CC753S brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4621 stainless steel and the bottom bar is CC753S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 25
17
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 78
40
Tensile Strength: Ultimate (UTS), MPa 500
340
Tensile Strength: Yield (Proof), MPa 270
170

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Maximum Temperature: Mechanical, °C 970
120
Melting Completion (Liquidus), °C 1440
820
Melting Onset (Solidus), °C 1390
780
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 21
99
Thermal Expansion, µm/m-K 11
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
26
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
29

Otherwise Unclassified Properties

Base Metal Price, % relative 14
23
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 41
47
Embodied Water, L/kg 140
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
47
Resilience: Unit (Modulus of Resilience), kJ/m3 190
140
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 18
12
Strength to Weight: Bending, points 18
13
Thermal Diffusivity, mm2/s 5.7
32
Thermal Shock Resistance, points 17
11

Alloy Composition

Aluminum (Al), % 0
0.4 to 0.8
Antimony (Sb), % 0
0 to 0.050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 21.5
0
Copper (Cu), % 0.1 to 1.0
56.8 to 60.5
Iron (Fe), % 74.4 to 79.7
0.5 to 0.8
Lead (Pb), % 0
1.8 to 2.5
Manganese (Mn), % 0 to 1.0
0 to 0.2
Nickel (Ni), % 0
0.5 to 1.2
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.050
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.8
Zinc (Zn), % 0
33.1 to 40