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AWS E308LMo vs. EN 1.4805 Stainless Steel

Both AWS E308LMo and EN 1.4805 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS E308LMo and the bottom bar is EN 1.4805 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
9.0
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
77
Tensile Strength: Ultimate (UTS), MPa 580
490

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1400
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
14
Thermal Expansion, µm/m-K 14
16

Otherwise Unclassified Properties

Base Metal Price, % relative 19
26
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.8
4.7
Embodied Energy, MJ/kg 53
66
Embodied Water, L/kg 160
180

Common Calculations

PREN (Pitting Resistance) 28
22
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
17
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 4.2
3.7
Thermal Shock Resistance, points 15
11

Alloy Composition

Carbon (C), % 0 to 0.040
0.2 to 0.5
Chromium (Cr), % 18 to 21
19 to 23
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 59.6 to 70.5
44.9 to 56.8
Manganese (Mn), % 0.5 to 2.5
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
0 to 0.5
Nickel (Ni), % 9.0 to 12
23 to 27
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
1.0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030