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AWS E33-31 vs. AWS E2553

Both AWS E33-31 and AWS E2553 are iron alloys. Both are furnished in the as-welded condition. They have 67% 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 E33-31 and the bottom bar is AWS E2553.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 29
17
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 81
80
Tensile Strength: Ultimate (UTS), MPa 810
850

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Melting Completion (Liquidus), °C 1380
1440
Melting Onset (Solidus), °C 1330
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 14
14

Otherwise Unclassified Properties

Base Metal Price, % relative 36
21
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 6.0
4.0
Embodied Energy, MJ/kg 86
56
Embodied Water, L/kg 260
190

Common Calculations

PREN (Pitting Resistance) 44
40
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
30
Strength to Weight: Bending, points 24
26
Thermal Shock Resistance, points 19
21

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 31 to 35
24 to 27
Copper (Cu), % 0.4 to 0.8
1.5 to 2.5
Iron (Fe), % 24.7 to 34.8
55.2 to 64.5
Manganese (Mn), % 2.5 to 4.0
0.5 to 1.5
Molybdenum (Mo), % 1.0 to 2.0
2.9 to 3.9
Nickel (Ni), % 30 to 32
6.5 to 8.5
Nitrogen (N), % 0.3 to 0.5
0.1 to 0.25
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.9
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030