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AWS E219 vs. EN 1.7709 Steel

Both AWS E219 and EN 1.7709 steel are iron alloys. They have 66% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E219 and the bottom bar is EN 1.7709 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 690
650 to 780

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Melting Completion (Liquidus), °C 1400
1470
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
33
Thermal Expansion, µm/m-K 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 15
3.4
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
2.3
Embodied Energy, MJ/kg 44
32
Embodied Water, L/kg 160
56

Common Calculations

PREN (Pitting Resistance) 25
3.6
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25
23 to 27
Strength to Weight: Bending, points 23
21 to 24
Thermal Diffusivity, mm2/s 3.8
8.9
Thermal Shock Resistance, points 17
22 to 26

Alloy Composition

Aluminum (Al), % 0
0 to 0.030
Carbon (C), % 0 to 0.060
0.17 to 0.25
Chromium (Cr), % 19 to 21.5
1.2 to 1.5
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 58.6 to 67.4
95.2 to 97.5
Manganese (Mn), % 8.0 to 10
0.4 to 0.8
Molybdenum (Mo), % 0 to 0.75
0.55 to 0.8
Nickel (Ni), % 5.5 to 7.0
0 to 0.6
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.030
Vanadium (V), % 0
0.2 to 0.35