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EN 1.4901 Stainless Steel vs. AWS E310Nb

Both EN 1.4901 stainless steel and AWS E310Nb are iron alloys. They have 59% of their average alloy composition in common. There are 25 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 1.4901 stainless steel and the bottom bar is AWS E310Nb.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
29
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 740
620

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1490
1410
Melting Onset (Solidus), °C 1450
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 26
14
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 11
31
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.8
5.3
Embodied Energy, MJ/kg 40
76
Embodied Water, L/kg 89
200

Common Calculations

PREN (Pitting Resistance) 14
28
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
22
Strength to Weight: Bending, points 23
20
Thermal Diffusivity, mm2/s 6.9
3.8
Thermal Shock Resistance, points 23
15

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.070 to 0.13
0 to 0.12
Chromium (Cr), % 8.5 to 9.5
25 to 28
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 85.8 to 89.1
44.1 to 53.3
Manganese (Mn), % 0.3 to 0.6
1.0 to 2.5
Molybdenum (Mo), % 0.3 to 0.6
0 to 0.75
Nickel (Ni), % 0 to 0.4
20 to 22
Niobium (Nb), % 0.040 to 0.090
0.7 to 1.0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.0
0
Vanadium (V), % 0.15 to 0.25
0
Zirconium (Zr), % 0 to 0.010
0