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AWS ENiCrFe-3 vs. EN 1.4303 Stainless Steel

AWS ENiCrFe-3 belongs to the nickel alloys classification, while EN 1.4303 stainless steel belongs to the iron alloys. They have a modest 34% of their average alloy composition in common, which, by itself, doesn't mean much. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrFe-3 and the bottom bar is EN 1.4303 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
13 to 49
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
77
Tensile Strength: Ultimate (UTS), MPa 630
590 to 900

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Melting Completion (Liquidus), °C 1370
1420
Melting Onset (Solidus), °C 1320
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 65
17
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 11
3.2
Embodied Energy, MJ/kg 150
46
Embodied Water, L/kg 260
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 21
21 to 32
Strength to Weight: Bending, points 19
20 to 26
Thermal Shock Resistance, points 18
13 to 20

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.060
Chromium (Cr), % 13 to 17
17 to 19
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 10
64.8 to 72
Manganese (Mn), % 5.0 to 9.5
0 to 2.0
Nickel (Ni), % 52 to 81
11 to 13
Niobium (Nb), % 1.0 to 2.5
0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Tantalum (Ta), % 0 to 0.3
0
Titanium (Ti), % 0 to 1.0
0
Residuals, % 0 to 0.5
0