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S20910 Stainless Steel vs. AWS E2594

Both S20910 stainless steel and AWS E2594 are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is AWS E2594.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 14 to 39
17
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
81
Tensile Strength: Ultimate (UTS), MPa 780 to 940
850

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 13
16
Thermal Expansion, µm/m-K 16
14

Otherwise Unclassified Properties

Base Metal Price, % relative 22
22
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.8
4.3
Embodied Energy, MJ/kg 68
60
Embodied Water, L/kg 180
190

Common Calculations

PREN (Pitting Resistance) 34
43
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28 to 33
30
Strength to Weight: Bending, points 24 to 27
25
Thermal Diffusivity, mm2/s 3.6
4.3
Thermal Shock Resistance, points 17 to 21
21

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.040
Chromium (Cr), % 20.5 to 23.5
24 to 27
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 52.1 to 62.1
53.8 to 63.8
Manganese (Mn), % 4.0 to 6.0
0.5 to 2.0
Molybdenum (Mo), % 1.5 to 3.0
3.5 to 4.5
Nickel (Ni), % 11.5 to 13.5
8.0 to 10.5
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0.2 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0.1 to 0.3
0