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EN 1.4029 Stainless Steel vs. AWS ENi-1

EN 1.4029 stainless steel belongs to the iron alloys classification, while AWS ENi-1 belongs to the nickel alloys. There are 24 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 1.4029 stainless steel and the bottom bar is AWS ENi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
180
Elongation at Break, % 10 to 20
22
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 76
69
Tensile Strength: Ultimate (UTS), MPa 700 to 930
470

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Melting Completion (Liquidus), °C 1440
1360
Melting Onset (Solidus), °C 1400
1310
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 30
73
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
19
Electrical Conductivity: Equal Weight (Specific), % IACS 3.7
19

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
60
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 2.0
11
Embodied Energy, MJ/kg 28
150
Embodied Water, L/kg 100
230

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 25 to 33
15
Strength to Weight: Bending, points 23 to 27
15
Thermal Diffusivity, mm2/s 8.1
19
Thermal Shock Resistance, points 26 to 34
17

Alloy Composition

Aluminum (Al), % 0
0 to 1.0
Carbon (C), % 0.25 to 0.32
0 to 0.1
Chromium (Cr), % 12 to 13.5
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 82.8 to 87.6
0 to 0.75
Manganese (Mn), % 0 to 1.5
0 to 0.75
Molybdenum (Mo), % 0 to 0.6
0
Nickel (Ni), % 0
92 to 99
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.3
Sulfur (S), % 0.15 to 0.25
0 to 0.020
Titanium (Ti), % 0
1.0 to 4.0
Residuals, % 0
0 to 0.5