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EN 1.3956 Stainless Steel vs. CC766S Brass

EN 1.3956 stainless steel belongs to the iron alloys classification, while CC766S brass belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3956 stainless steel and the bottom bar is CC766S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 27
28
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 79
40
Tensile Strength: Ultimate (UTS), MPa 650
500
Tensile Strength: Yield (Proof), MPa 330
190

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1080
130
Melting Completion (Liquidus), °C 1420
840
Melting Onset (Solidus), °C 1380
800
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 13
20

Otherwise Unclassified Properties

Base Metal Price, % relative 22
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 4.8
2.8
Embodied Energy, MJ/kg 68
48
Embodied Water, L/kg 180
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
110
Resilience: Unit (Modulus of Resilience), kJ/m3 270
180
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 23
17
Strength to Weight: Bending, points 21
18
Thermal Shock Resistance, points 18
17

Alloy Composition

Aluminum (Al), % 0
0.3 to 1.8
Antimony (Sb), % 0
0 to 0.1
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
58 to 64
Iron (Fe), % 51.9 to 62.1
0 to 0.5
Lead (Pb), % 0
0 to 0.5
Manganese (Mn), % 4.0 to 6.0
0 to 0.5
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0 to 2.0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.6
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.5
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
29.5 to 41.7