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AWS E2594 vs. S21603 Stainless Steel

Both AWS E2594 and S21603 stainless steel are iron alloys. They have 89% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS E2594 and the bottom bar is S21603 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 17
45
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
79
Tensile Strength: Ultimate (UTS), MPa 850
690

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
17
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.3
3.6
Embodied Energy, MJ/kg 60
50
Embodied Water, L/kg 190
160

Common Calculations

PREN (Pitting Resistance) 43
34
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
25
Strength to Weight: Bending, points 25
22
Thermal Shock Resistance, points 21
15

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.030
Chromium (Cr), % 24 to 27
17.5 to 22
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 53.8 to 63.8
57.6 to 67.8
Manganese (Mn), % 0.5 to 2.0
7.5 to 9.0
Molybdenum (Mo), % 3.5 to 4.5
2.0 to 3.0
Nickel (Ni), % 8.0 to 10.5
5.0 to 7.0
Nitrogen (N), % 0.2 to 0.3
0.25 to 0.5
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030