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AWS ER80S-B6 vs. EN 1.4008 Stainless Steel

Both AWS ER80S-B6 and EN 1.4008 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-B6 and the bottom bar is EN 1.4008 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
17
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
76
Tensile Strength: Ultimate (UTS), MPa 620
670
Tensile Strength: Yield (Proof), MPa 540
500

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 40
25
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 9.5
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 4.7
8.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.8
2.1
Embodied Energy, MJ/kg 24
30
Embodied Water, L/kg 71
100

Common Calculations

PREN (Pitting Resistance) 7.1
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
100
Resilience: Unit (Modulus of Resilience), kJ/m3 750
630
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 11
6.7
Thermal Shock Resistance, points 18
23

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.1
Chromium (Cr), % 4.5 to 6.0
12 to 13.5
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 90.6 to 94.7
81.8 to 86.8
Manganese (Mn), % 0.4 to 0.7
0 to 1.0
Molybdenum (Mo), % 0.45 to 0.65
0.2 to 0.5
Nickel (Ni), % 0 to 0.6
1.0 to 2.0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.025
Residuals, % 0 to 0.5
0