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SAE-AISI H25 Steel vs. AWS E320

Both SAE-AISI H25 steel and AWS E320 are iron alloys. They have 43% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H25 steel and the bottom bar is AWS E320.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 710 to 1620
620

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Melting Completion (Liquidus), °C 1750
1410
Melting Onset (Solidus), °C 1700
1360
Specific Heat Capacity, J/kg-K 420
460
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 38
38
Density, g/cm3 9.1
8.2
Embodied Carbon, kg CO2/kg material 6.2
6.5
Embodied Energy, MJ/kg 93
91
Embodied Water, L/kg 83
220

Common Calculations

PREN (Pitting Resistance) 29
28
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 22 to 50
21
Strength to Weight: Bending, points 20 to 34
20
Thermal Shock Resistance, points 22 to 49
16

Alloy Composition

Carbon (C), % 0.22 to 0.32
0 to 0.070
Chromium (Cr), % 3.8 to 4.5
19 to 21
Copper (Cu), % 0 to 0.25
3.0 to 4.0
Iron (Fe), % 77.2 to 81.3
31.8 to 43.5
Manganese (Mn), % 0.15 to 0.4
0.5 to 2.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.3
32 to 36
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.15 to 0.4
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 14 to 16
0
Vanadium (V), % 0.4 to 0.6
0