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EN 1.4109 Stainless Steel vs. AWS E317L

Both EN 1.4109 stainless steel and AWS E317L are iron alloys. They have 78% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4109 stainless steel and the bottom bar is AWS E317L.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 19
34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 770
580

Thermal Properties

Latent Heat of Fusion, J/g 280
300
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 10
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 8.5
22
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.2
4.3
Embodied Energy, MJ/kg 30
59
Embodied Water, L/kg 110
170

Common Calculations

PREN (Pitting Resistance) 17
31
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
20
Strength to Weight: Bending, points 24
20
Thermal Diffusivity, mm2/s 8.1
3.9
Thermal Shock Resistance, points 28
15

Alloy Composition

Carbon (C), % 0.6 to 0.75
0 to 0.040
Chromium (Cr), % 14 to 16
18 to 21
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 80.7 to 85
56.6 to 66.5
Manganese (Mn), % 0 to 1.0
0.5 to 2.5
Molybdenum (Mo), % 0.4 to 0.8
3.0 to 4.0
Nickel (Ni), % 0
12 to 14
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030