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SAE-AISI H19 Steel vs. Type 4 Magnetic Alloy

SAE-AISI H19 steel belongs to the iron alloys classification, while Type 4 magnetic alloy belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H19 steel and the bottom bar is Type 4 magnetic alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 75
73
Tensile Strength: Ultimate (UTS), MPa 720 to 1990
620 to 1100

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Melting Completion (Liquidus), °C 1540
1420
Melting Onset (Solidus), °C 1490
1370
Specific Heat Capacity, J/kg-K 460
440
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 22
60
Density, g/cm3 8.2
8.8
Embodied Carbon, kg CO2/kg material 7.5
10
Embodied Energy, MJ/kg 110
140
Embodied Water, L/kg 110
210

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 24 to 68
19 to 35
Strength to Weight: Bending, points 22 to 43
18 to 27
Thermal Shock Resistance, points 21 to 59
21 to 37

Alloy Composition

Carbon (C), % 0.32 to 0.45
0 to 0.050
Chromium (Cr), % 4.0 to 4.8
0 to 0.3
Cobalt (Co), % 4.0 to 4.5
0 to 0.5
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 81.4 to 85.5
9.5 to 17.5
Manganese (Mn), % 0.2 to 0.5
0 to 0.8
Molybdenum (Mo), % 0.3 to 0.55
3.5 to 6.0
Nickel (Ni), % 0 to 0.3
79 to 82
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0.2 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.020
Tungsten (W), % 3.8 to 4.5
0
Vanadium (V), % 1.8 to 2.2
0

Comparable Variants