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EN 1.4971 Stainless Steel vs. C87800 Brass

EN 1.4971 stainless steel belongs to the iron alloys classification, while C87800 brass belongs to the copper alloys. There are 26 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 1.4971 stainless steel and the bottom bar is C87800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 34
25
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 81
42
Tensile Strength: Ultimate (UTS), MPa 800
590
Tensile Strength: Yield (Proof), MPa 340
350

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1460
920
Melting Onset (Solidus), °C 1410
820
Specific Heat Capacity, J/kg-K 450
410
Thermal Conductivity, W/m-K 13
28
Thermal Expansion, µm/m-K 15
18

Otherwise Unclassified Properties

Base Metal Price, % relative 70
27
Density, g/cm3 8.4
8.3
Embodied Carbon, kg CO2/kg material 7.6
2.7
Embodied Energy, MJ/kg 110
44
Embodied Water, L/kg 300
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
130
Resilience: Unit (Modulus of Resilience), kJ/m3 280
540
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 26
20
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 3.4
8.3
Thermal Shock Resistance, points 19
21

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Carbon (C), % 0.080 to 0.16
0
Chromium (Cr), % 20 to 22.5
0
Cobalt (Co), % 18.5 to 21
0
Copper (Cu), % 0
80 to 84.2
Iron (Fe), % 24.3 to 37.1
0 to 0.15
Lead (Pb), % 0
0 to 0.15
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0 to 2.0
0 to 0.15
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 19 to 21
0 to 0.2
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.010
Silicon (Si), % 0 to 1.0
3.8 to 4.2
Sulfur (S), % 0 to 0.015
0 to 0.050
Tin (Sn), % 0
0 to 0.25
Tungsten (W), % 2.0 to 3.0
0
Zinc (Zn), % 0
12 to 16
Residuals, % 0
0 to 0.5