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AISI W1 Steel vs. SAE-AISI H19 Steel

Both AISI W1 steel and SAE-AISI H19 steel are iron alloys. They have 85% of their average alloy composition in common. There are 21 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 AISI W1 steel and the bottom bar is SAE-AISI H19 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 590 to 2320
720 to 1990

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1450
1540
Melting Onset (Solidus), °C 1410
1490
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 48
29
Thermal Expansion, µm/m-K 10
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
22
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 1.6
7.5
Embodied Energy, MJ/kg 21
110
Embodied Water, L/kg 47
110

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21 to 83
24 to 68
Strength to Weight: Bending, points 20 to 50
22 to 43
Thermal Diffusivity, mm2/s 13
7.9
Thermal Shock Resistance, points 22 to 85
21 to 59

Alloy Composition

Carbon (C), % 0.7 to 1.5
0.32 to 0.45
Chromium (Cr), % 0 to 0.15
4.0 to 4.8
Cobalt (Co), % 0
4.0 to 4.5
Copper (Cu), % 0 to 0.2
0 to 0.25
Iron (Fe), % 96.4 to 98.9
81.4 to 85.5
Manganese (Mn), % 0.35 to 0.73
0.2 to 0.5
Molybdenum (Mo), % 0 to 0.1
0.3 to 0.55
Nickel (Ni), % 0 to 0.2
0 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.1 to 0.4
0.2 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.030
Tungsten (W), % 0 to 0.15
3.8 to 4.5
Vanadium (V), % 0 to 0.1
1.8 to 2.2

Comparable Variants