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AWS E383 vs. AWS E330H

Both AWS E383 and AWS E330H are iron alloys. Both are furnished in the as-welded condition. They have 84% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS E383 and the bottom bar is AWS E330H.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
11
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 580
690

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Melting Completion (Liquidus), °C 1420
1400
Melting Onset (Solidus), °C 1370
1350
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 14
13

Otherwise Unclassified Properties

Base Metal Price, % relative 37
30
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 6.4
5.4
Embodied Energy, MJ/kg 89
76
Embodied Water, L/kg 240
180

Common Calculations

PREN (Pitting Resistance) 40
17
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
24
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 3.1
3.2
Thermal Shock Resistance, points 15
19

Alloy Composition

Carbon (C), % 0 to 0.030
0.35 to 0.45
Chromium (Cr), % 26.5 to 29
14 to 17
Copper (Cu), % 0.6 to 1.5
0 to 0.75
Iron (Fe), % 28.8 to 39.2
40.5 to 51.7
Manganese (Mn), % 0.5 to 2.5
1.0 to 2.5
Molybdenum (Mo), % 3.2 to 4.2
0 to 0.75
Nickel (Ni), % 30 to 33
33 to 37
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.9
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030