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SAE-AISI H19 Steel vs. AWS E320LR

Both SAE-AISI H19 steel and AWS E320LR 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 H19 steel and the bottom bar is AWS E320LR.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 720 to 1990
580

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Melting Completion (Liquidus), °C 1540
1410
Melting Onset (Solidus), °C 1490
1360
Specific Heat Capacity, J/kg-K 460
460
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 22
36
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 7.5
6.2
Embodied Energy, MJ/kg 110
87
Embodied Water, L/kg 110
220

Common Calculations

PREN (Pitting Resistance) 13
28
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 68
20
Strength to Weight: Bending, points 22 to 43
19
Thermal Shock Resistance, points 21 to 59
15

Alloy Composition

Carbon (C), % 0.32 to 0.45
0 to 0.030
Chromium (Cr), % 4.0 to 4.8
19 to 21
Cobalt (Co), % 4.0 to 4.5
0
Copper (Cu), % 0 to 0.25
3.0 to 4.0
Iron (Fe), % 81.4 to 85.5
32.7 to 42.5
Manganese (Mn), % 0.2 to 0.5
1.5 to 2.5
Molybdenum (Mo), % 0.3 to 0.55
2.0 to 3.0
Nickel (Ni), % 0 to 0.3
32 to 36
Niobium (Nb), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.2 to 0.5
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.015
Tungsten (W), % 3.8 to 4.5
0
Vanadium (V), % 1.8 to 2.2
0