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AWS E209 vs. AWS E330

Both AWS E209 and AWS E330 are iron alloys. Both are furnished in the as-welded condition. They have 76% of their average alloy composition in common. There are 21 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 E209 and the bottom bar is AWS E330.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
29
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
76
Tensile Strength: Ultimate (UTS), MPa 770
580

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Melting Completion (Liquidus), °C 1420
1400
Melting Onset (Solidus), °C 1370
1350
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 21
31
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 4.4
5.4
Embodied Energy, MJ/kg 63
75
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 33
17
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
20
Strength to Weight: Bending, points 24
19
Thermal Shock Resistance, points 19
16

Alloy Composition

Carbon (C), % 0 to 0.060
0.18 to 0.25
Chromium (Cr), % 20.5 to 24
14 to 17
Copper (Cu), % 0 to 0.75
0 to 0.75
Iron (Fe), % 51.5 to 64.3
40.7 to 51.8
Manganese (Mn), % 4.0 to 7.0
1.0 to 2.5
Molybdenum (Mo), % 1.5 to 3.0
0 to 0.75
Nickel (Ni), % 9.5 to 12
33 to 37
Nitrogen (N), % 0.1 to 0.3
0
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
Vanadium (V), % 0.1 to 0.3
0