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EN 1.4109 Stainless Steel vs. C47940 Brass

EN 1.4109 stainless steel belongs to the iron alloys classification, while C47940 brass belongs to the copper alloys. There are 27 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 1.4109 stainless steel and the bottom bar is C47940 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 19
14 to 34
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
40
Shear Strength, MPa 480
250 to 310
Tensile Strength: Ultimate (UTS), MPa 770
380 to 520
Tensile Strength: Yield (Proof), MPa 420
160 to 390

Thermal Properties

Latent Heat of Fusion, J/g 280
170
Maximum Temperature: Mechanical, °C 820
130
Melting Completion (Liquidus), °C 1440
850
Melting Onset (Solidus), °C 1400
800
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 30
110
Thermal Expansion, µm/m-K 10
20

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
25
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 2.2
2.8
Embodied Energy, MJ/kg 30
47
Embodied Water, L/kg 110
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
68 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 460
120 to 740
Stiffness to Weight: Axial, points 14
7.1
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28
13 to 17
Strength to Weight: Bending, points 24
14 to 17
Thermal Diffusivity, mm2/s 8.1
36
Thermal Shock Resistance, points 28
13 to 17

Alloy Composition

Carbon (C), % 0.6 to 0.75
0
Chromium (Cr), % 14 to 16
0
Copper (Cu), % 0
63 to 66
Iron (Fe), % 80.7 to 85
0.1 to 1.0
Lead (Pb), % 0
1.0 to 2.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.4 to 0.8
0
Nickel (Ni), % 0
0.1 to 0.5
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.7
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
1.2 to 2.0
Zinc (Zn), % 0
28.1 to 34.6
Residuals, % 0
0 to 0.4