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EN 1.4618 Stainless Steel vs. C68000 Brass

EN 1.4618 stainless steel belongs to the iron alloys classification, while C68000 brass belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4618 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, % 51
27
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 680 to 700
390
Tensile Strength: Yield (Proof), MPa 250 to 260
140

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 900
120
Melting Completion (Liquidus), °C 1400
880
Melting Onset (Solidus), °C 1360
870
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
96
Thermal Expansion, µm/m-K 16
21

Otherwise Unclassified Properties

Base Metal Price, % relative 13
23
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 39
48
Embodied Water, L/kg 150
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 280
82
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 170
95
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 24 to 25
14
Strength to Weight: Bending, points 22 to 23
15
Thermal Diffusivity, mm2/s 4.0
31
Thermal Shock Resistance, points 15 to 16
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 1.0 to 2.5
56 to 60
Iron (Fe), % 62.7 to 72.5
0.25 to 1.3
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 5.5 to 9.5
0.010 to 0.5
Nickel (Ni), % 4.5 to 5.5
0.2 to 0.8
Nitrogen (N), % 0 to 0.15
0
Phosphorus (P), % 0 to 0.070
0
Silicon (Si), % 0 to 1.0
0.040 to 0.15
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0.75 to 1.1
Zinc (Zn), % 0
35.6 to 42.8
Residuals, % 0
0 to 0.5