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EN 1.3956 Stainless Steel vs. C68000 Brass

EN 1.3956 stainless steel belongs to the iron alloys classification, while C68000 brass belongs to the copper alloys. There are 24 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 1.3956 stainless steel and the bottom bar is C68000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 27
27
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 79
40
Tensile Strength: Ultimate (UTS), MPa 650
390
Tensile Strength: Yield (Proof), MPa 330
140

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Maximum Temperature: Mechanical, °C 1080
120
Melting Completion (Liquidus), °C 1420
880
Melting Onset (Solidus), °C 1380
870
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 13
21

Otherwise Unclassified Properties

Base Metal Price, % relative 22
23
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
82
Resilience: Unit (Modulus of Resilience), kJ/m3 270
95
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 23
14
Strength to Weight: Bending, points 21
15
Thermal Shock Resistance, points 18
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
56 to 60
Iron (Fe), % 51.9 to 62.1
0.25 to 1.3
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 4.0 to 6.0
0.010 to 0.5
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0.2 to 0.8
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
0.040 to 0.15
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.75 to 1.1
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
35.6 to 42.8
Residuals, % 0
0 to 0.5