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EN 1.4317 Stainless Steel vs. C94700 Bronze

EN 1.4317 stainless steel belongs to the iron alloys classification, while C94700 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4317 stainless steel and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 17
7.9 to 32
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 860
350 to 590
Tensile Strength: Yield (Proof), MPa 630
160 to 400

Thermal Properties

Latent Heat of Fusion, J/g 280
200
Maximum Temperature: Mechanical, °C 770
190
Melting Completion (Liquidus), °C 1440
1030
Melting Onset (Solidus), °C 1400
900
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 26
54
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
12
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
12

Otherwise Unclassified Properties

Base Metal Price, % relative 10
34
Density, g/cm3 7.8
8.8
Embodied Carbon, kg CO2/kg material 2.4
3.5
Embodied Energy, MJ/kg 33
56
Embodied Water, L/kg 110
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
41 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 1010
110 to 700
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 31
11 to 19
Strength to Weight: Bending, points 26
13 to 18
Thermal Diffusivity, mm2/s 7.0
16
Thermal Shock Resistance, points 30
12 to 21

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.15
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 12 to 13.5
0
Copper (Cu), % 0
85 to 90
Iron (Fe), % 78.7 to 84.5
0 to 0.25
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0 to 1.0
0 to 0.2
Molybdenum (Mo), % 0 to 0.7
0
Nickel (Ni), % 3.5 to 5.0
4.5 to 6.0
Phosphorus (P), % 0 to 0.035
0 to 0.050
Silicon (Si), % 0 to 1.0
0 to 0.0050
Sulfur (S), % 0 to 0.025
0 to 0.050
Tin (Sn), % 0
4.5 to 6.0
Zinc (Zn), % 0
1.0 to 2.5
Residuals, % 0
0 to 1.3