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SAE-AISI H19 Steel vs. ASTM A182 Grade F122

Both SAE-AISI H19 steel and ASTM A182 grade F122 are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, 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 F122.

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
710

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Melting Completion (Liquidus), °C 1540
1490
Melting Onset (Solidus), °C 1490
1440
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 29
24
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
12
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 7.5
3.0
Embodied Energy, MJ/kg 110
44
Embodied Water, L/kg 110
100

Common Calculations

PREN (Pitting Resistance) 13
17
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 24 to 68
25
Strength to Weight: Bending, points 22 to 43
22
Thermal Diffusivity, mm2/s 7.9
6.4
Thermal Shock Resistance, points 21 to 59
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0.32 to 0.45
0.070 to 0.14
Chromium (Cr), % 4.0 to 4.8
10 to 11.5
Cobalt (Co), % 4.0 to 4.5
0
Copper (Cu), % 0 to 0.25
0.3 to 1.7
Iron (Fe), % 81.4 to 85.5
81.3 to 87.7
Manganese (Mn), % 0.2 to 0.5
0 to 0.7
Molybdenum (Mo), % 0.3 to 0.55
0.25 to 0.6
Nickel (Ni), % 0 to 0.3
0 to 0.5
Niobium (Nb), % 0
0.040 to 0.1
Nitrogen (N), % 0
0.040 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0.2 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 3.8 to 4.5
1.5 to 2.5
Vanadium (V), % 1.8 to 2.2
0.15 to 0.3
Zirconium (Zr), % 0
0 to 0.010