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EN 1.4859 Stainless Steel vs. AWS E430Nb

Both EN 1.4859 stainless steel and AWS E430Nb are iron alloys. They have 64% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4859 stainless steel and the bottom bar is AWS E430Nb.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
23
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Tensile Strength: Ultimate (UTS), MPa 490
500

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Melting Completion (Liquidus), °C 1410
1450
Melting Onset (Solidus), °C 1360
1410
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 13
24
Thermal Expansion, µm/m-K 16
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 36
15
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 6.2
3.1
Embodied Energy, MJ/kg 88
45
Embodied Water, L/kg 190
120

Common Calculations

PREN (Pitting Resistance) 21
18
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
18
Strength to Weight: Bending, points 17
18
Thermal Diffusivity, mm2/s 3.4
6.6
Thermal Shock Resistance, points 11
13

Alloy Composition

Carbon (C), % 0.050 to 0.15
0 to 0.1
Chromium (Cr), % 19 to 21
15 to 18
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 40.3 to 49
76.2 to 84.5
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
0 to 0.75
Nickel (Ni), % 31 to 33
0 to 0.6
Niobium (Nb), % 0.5 to 1.5
0.5 to 1.5
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0.5 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030