MakeItFrom.com
Menu (ESC)

AWS E309LMo vs. S20910 Stainless Steel

Both AWS E309LMo and S20910 stainless steel are iron alloys. They have a very high 96% 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 AWS E309LMo and the bottom bar is S20910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
14 to 39
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
79
Tensile Strength: Ultimate (UTS), MPa 580
780 to 940

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
13
Thermal Expansion, µm/m-K 14
16

Otherwise Unclassified Properties

Base Metal Price, % relative 22
22
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.2
4.8
Embodied Energy, MJ/kg 59
68
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 32
34
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
28 to 33
Strength to Weight: Bending, points 20
24 to 27
Thermal Diffusivity, mm2/s 3.9
3.6
Thermal Shock Resistance, points 15
17 to 21

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.060
Chromium (Cr), % 22 to 25
20.5 to 23.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 53.6 to 63.5
52.1 to 62.1
Manganese (Mn), % 0.5 to 2.5
4.0 to 6.0
Molybdenum (Mo), % 2.0 to 3.0
1.5 to 3.0
Nickel (Ni), % 12 to 14
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3