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AWS E16-8-2 vs. EN 1.3955 Stainless Steel

Both AWS E16-8-2 and EN 1.3955 stainless steel are iron alloys. They have a very high 95% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is AWS E16-8-2 and the bottom bar is EN 1.3955 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
23
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 620
520

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 16
15
Thermal Expansion, µm/m-K 14
12

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 15
16
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.2
3.2
Embodied Energy, MJ/kg 45
45
Embodied Water, L/kg 140
140

Common Calculations

PREN (Pitting Resistance) 20
19
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 4.2
4.1
Thermal Shock Resistance, points 16
15

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.15
Chromium (Cr), % 14.5 to 16.5
16.5 to 18.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 68 to 76.5
65.5 to 73.5
Manganese (Mn), % 0.5 to 2.5
0 to 2.0
Molybdenum (Mo), % 1.0 to 2.0
0 to 0.75
Nickel (Ni), % 7.5 to 9.5
10 to 12
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030