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AWS E2594 vs. EN 1.4935 Stainless Steel

Both AWS E2594 and EN 1.4935 stainless steel are iron alloys. They have 73% 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 AWS E2594 and the bottom bar is EN 1.4935 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 17
16 to 18
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
76
Tensile Strength: Ultimate (UTS), MPa 850
780 to 880

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
24
Thermal Expansion, µm/m-K 14
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 22
9.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.3
2.9
Embodied Energy, MJ/kg 60
42
Embodied Water, L/kg 190
100

Common Calculations

PREN (Pitting Resistance) 43
16
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
28 to 31
Strength to Weight: Bending, points 25
24 to 26
Thermal Diffusivity, mm2/s 4.3
6.5
Thermal Shock Resistance, points 21
27 to 30

Alloy Composition

Carbon (C), % 0 to 0.040
0.17 to 0.24
Chromium (Cr), % 24 to 27
11 to 12.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 53.8 to 63.8
83 to 86.7
Manganese (Mn), % 0.5 to 2.0
0.3 to 0.8
Molybdenum (Mo), % 3.5 to 4.5
0.8 to 1.2
Nickel (Ni), % 8.0 to 10.5
0.3 to 0.8
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0.1 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 0
0.4 to 0.6
Vanadium (V), % 0
0.2 to 0.35