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AWS E2593 vs. EN 1.4901 Stainless Steel

Both AWS E2593 and EN 1.4901 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS E2593 and the bottom bar is EN 1.4901 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
19
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 850
740

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Melting Completion (Liquidus), °C 1430
1490
Melting Onset (Solidus), °C 1390
1450
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 16
26
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 22
11
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.2
2.8
Embodied Energy, MJ/kg 59
40
Embodied Water, L/kg 190
89

Common Calculations

PREN (Pitting Resistance) 39
14
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
26
Strength to Weight: Bending, points 25
23
Thermal Diffusivity, mm2/s 4.3
6.9
Thermal Shock Resistance, points 21
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0 to 0.040
0.070 to 0.13
Chromium (Cr), % 24 to 27
8.5 to 9.5
Copper (Cu), % 1.5 to 3.0
0
Iron (Fe), % 52.7 to 62.5
85.8 to 89.1
Manganese (Mn), % 0.5 to 1.5
0.3 to 0.6
Molybdenum (Mo), % 2.9 to 3.9
0.3 to 0.6
Nickel (Ni), % 8.5 to 10.5
0 to 0.4
Niobium (Nb), % 0
0.040 to 0.090
Nitrogen (N), % 0.080 to 0.25
0.030 to 0.070
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.0
Vanadium (V), % 0
0.15 to 0.25
Zirconium (Zr), % 0
0 to 0.010