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AWS E2593 vs. ASTM Grade HD Steel

Both AWS E2593 and ASTM grade HD steel are iron alloys. They have a moderately high 90% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS E2593 and the bottom bar is ASTM grade HD steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 17
9.1
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 850
590

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Melting Completion (Liquidus), °C 1430
1410
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 14
11

Otherwise Unclassified Properties

Base Metal Price, % relative 22
17
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.2
3.1
Embodied Energy, MJ/kg 59
45
Embodied Water, L/kg 190
180

Common Calculations

PREN (Pitting Resistance) 39
29
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 30
21
Strength to Weight: Bending, points 25
20
Thermal Diffusivity, mm2/s 4.3
4.3
Thermal Shock Resistance, points 21
19

Alloy Composition

Carbon (C), % 0 to 0.040
0 to 0.5
Chromium (Cr), % 24 to 27
26 to 30
Copper (Cu), % 1.5 to 3.0
0
Iron (Fe), % 52.7 to 62.5
58.4 to 70
Manganese (Mn), % 0.5 to 1.5
0 to 1.5
Molybdenum (Mo), % 2.9 to 3.9
0 to 0.5
Nickel (Ni), % 8.5 to 10.5
4.0 to 7.0
Nitrogen (N), % 0.080 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.040