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EN 1.4971 Stainless Steel vs. C91100 Bronze

EN 1.4971 stainless steel belongs to the iron alloys classification, while C91100 bronze 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 C91100 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
100
Elongation at Break, % 34
2.0
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 81
39
Tensile Strength: Ultimate (UTS), MPa 800
240
Tensile Strength: Yield (Proof), MPa 340
170

Thermal Properties

Latent Heat of Fusion, J/g 300
180
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1460
950
Melting Onset (Solidus), °C 1410
820
Specific Heat Capacity, J/kg-K 450
360
Thermal Conductivity, W/m-K 13
63
Thermal Expansion, µm/m-K 15
18

Otherwise Unclassified Properties

Base Metal Price, % relative 70
38
Density, g/cm3 8.4
8.7
Embodied Carbon, kg CO2/kg material 7.6
4.2
Embodied Energy, MJ/kg 110
69
Embodied Water, L/kg 300
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 280
140
Stiffness to Weight: Axial, points 14
6.7
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 26
7.7
Strength to Weight: Bending, points 23
9.9
Thermal Diffusivity, mm2/s 3.4
20
Thermal Shock Resistance, points 19
9.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
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
82 to 85
Iron (Fe), % 24.3 to 37.1
0 to 0.25
Lead (Pb), % 0
0 to 0.25
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 19 to 21
0 to 0.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 1.0
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.015
0 to 0.050
Tin (Sn), % 0
15 to 17
Tungsten (W), % 2.0 to 3.0
0
Zinc (Zn), % 0
0 to 0.25