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EN 1.3549 Stainless Steel vs. AWS ENi-1

EN 1.3549 stainless steel belongs to the iron alloys classification, while AWS ENi-1 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.3549 stainless steel and the bottom bar is AWS ENi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Poisson's Ratio 0.28
0.31
Shear Modulus, GPa 77
69
Tensile Strength: Ultimate (UTS), MPa 730
470

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Melting Completion (Liquidus), °C 1430
1360
Melting Onset (Solidus), °C 1390
1310
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 21
73
Thermal Expansion, µm/m-K 10
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
19
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
19

Otherwise Unclassified Properties

Base Metal Price, % relative 10
60
Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 2.6
11
Embodied Energy, MJ/kg 37
150
Embodied Water, L/kg 130
230

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 27
15
Strength to Weight: Bending, points 24
15
Thermal Diffusivity, mm2/s 5.6
19
Thermal Shock Resistance, points 26
17

Alloy Composition

Aluminum (Al), % 0
0 to 1.0
Carbon (C), % 0.85 to 1.0
0 to 0.1
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 77.5 to 82
0 to 0.75
Manganese (Mn), % 0 to 1.0
0 to 0.75
Molybdenum (Mo), % 0.9 to 1.3
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 to 0.030
0 to 0.020
Titanium (Ti), % 0
1.0 to 4.0
Vanadium (V), % 0.070 to 0.12
0
Residuals, % 0
0 to 0.5