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AWS E219 vs. AWS E2593

Both AWS E219 and AWS E2593 are iron alloys. Both are furnished in the as-welded condition. They have 87% of their average alloy composition in common.

For each property being compared, the top bar is AWS E219 and the bottom bar is AWS E2593.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
17
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
80
Tensile Strength: Ultimate (UTS), MPa 690
850

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Melting Completion (Liquidus), °C 1400
1430
Melting Onset (Solidus), °C 1360
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 14
16
Thermal Expansion, µm/m-K 15
14

Otherwise Unclassified Properties

Base Metal Price, % relative 15
22
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
4.2
Embodied Energy, MJ/kg 44
59
Embodied Water, L/kg 160
190

Common Calculations

PREN (Pitting Resistance) 25
39
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
30
Strength to Weight: Bending, points 23
25
Thermal Diffusivity, mm2/s 3.8
4.3
Thermal Shock Resistance, points 17
21

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.040
Chromium (Cr), % 19 to 21.5
24 to 27
Copper (Cu), % 0 to 0.75
1.5 to 3.0
Iron (Fe), % 58.6 to 67.4
52.7 to 62.5
Manganese (Mn), % 8.0 to 10
0.5 to 1.5
Molybdenum (Mo), % 0 to 0.75
2.9 to 3.9
Nickel (Ni), % 5.5 to 7.0
8.5 to 10.5
Nitrogen (N), % 0.1 to 0.3
0.080 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030