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SAE-AISI H19 Steel vs. ASTM A182 Grade F6b

Both SAE-AISI H19 steel and ASTM A182 grade F6b are iron alloys. They have 89% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H19 steel and the bottom bar is ASTM A182 grade F6b.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
76
Tensile Strength: Ultimate (UTS), MPa 720 to 1990
850

Thermal Properties

Latent Heat of Fusion, J/g 260
280
Melting Completion (Liquidus), °C 1540
1450
Melting Onset (Solidus), °C 1490
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 29
25
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 22
8.0
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 7.5
2.2
Embodied Energy, MJ/kg 110
30
Embodied Water, L/kg 110
100

Common Calculations

PREN (Pitting Resistance) 13
14
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 68
30
Strength to Weight: Bending, points 22 to 43
26
Thermal Diffusivity, mm2/s 7.9
6.7
Thermal Shock Resistance, points 21 to 59
31

Alloy Composition

Carbon (C), % 0.32 to 0.45
0 to 0.15
Chromium (Cr), % 4.0 to 4.8
11.5 to 13.5
Cobalt (Co), % 4.0 to 4.5
0
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 81.4 to 85.5
81.2 to 87.1
Manganese (Mn), % 0.2 to 0.5
0 to 1.0
Molybdenum (Mo), % 0.3 to 0.55
0.4 to 0.6
Nickel (Ni), % 0 to 0.3
1.0 to 2.0
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.2 to 0.5
0 to 1.0
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