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EN 1.4658 Stainless Steel vs. AWS E349

Both EN 1.4658 stainless steel and AWS E349 are iron alloys. They have 86% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.4658 stainless steel and the bottom bar is AWS E349.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 28
29
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
78
Tensile Strength: Ultimate (UTS), MPa 900
770

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 13
14

Otherwise Unclassified Properties

Base Metal Price, % relative 25
25
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.5
4.9
Embodied Energy, MJ/kg 61
72
Embodied Water, L/kg 200
150

Common Calculations

PREN (Pitting Resistance) 49
24
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
27
Strength to Weight: Bending, points 26
24
Thermal Diffusivity, mm2/s 4.3
4.1
Thermal Shock Resistance, points 24
20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.13
Chromium (Cr), % 26 to 29
18 to 21
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
0 to 0.75
Iron (Fe), % 50.9 to 63.7
60.5 to 71.1
Manganese (Mn), % 0 to 1.5
0.5 to 2.5
Molybdenum (Mo), % 4.0 to 5.0
0.35 to 0.65
Nickel (Ni), % 5.5 to 9.5
8.0 to 10
Niobium (Nb), % 0
0.75 to 1.2
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0
0 to 0.15
Tungsten (W), % 0
1.3 to 1.8
Vanadium (V), % 0
0.1 to 0.3