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AWS E309LMo vs. AISI 205 Stainless Steel

Both AWS E309LMo and AISI 205 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS E309LMo and the bottom bar is AISI 205 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
11 to 51
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 580
800 to 1430

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Melting Completion (Liquidus), °C 1430
1380
Melting Onset (Solidus), °C 1390
1340
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
18

Otherwise Unclassified Properties

Base Metal Price, % relative 22
11
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 4.2
2.6
Embodied Energy, MJ/kg 59
37
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 32
23
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 21
29 to 52
Strength to Weight: Bending, points 20
25 to 37
Thermal Shock Resistance, points 15
16 to 29

Alloy Composition

Carbon (C), % 0 to 0.040
0.12 to 0.25
Chromium (Cr), % 22 to 25
16.5 to 18.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 53.6 to 63.5
62.6 to 68.1
Manganese (Mn), % 0.5 to 2.5
14 to 15.5
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 12 to 14
1.0 to 1.7
Nitrogen (N), % 0
0.32 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030