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SAE-AISI H23 Steel vs. ASTM A387 Grade 22L Class 1

Both SAE-AISI H23 steel and ASTM A387 grade 22L class 1 are iron alloys. They have 77% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H23 steel and the bottom bar is ASTM A387 grade 22L class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
74
Tensile Strength: Ultimate (UTS), MPa 760 to 1550
500

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1680
1470
Melting Onset (Solidus), °C 1630
1430
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 20
40
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 34
3.8
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 6.9
1.7
Embodied Energy, MJ/kg 110
23
Embodied Water, L/kg 120
58

Common Calculations

PREN (Pitting Resistance) 32
5.6
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24 to 49
18
Strength to Weight: Bending, points 21 to 34
18
Thermal Diffusivity, mm2/s 5.2
11
Thermal Shock Resistance, points 23 to 47
14

Alloy Composition

Carbon (C), % 0.25 to 0.35
0 to 0.1
Chromium (Cr), % 11 to 12.8
2.0 to 2.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 71.3 to 76.7
95.2 to 96.8
Manganese (Mn), % 0.15 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.15 to 0.6
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 11 to 12.8
0
Vanadium (V), % 0.75 to 1.3
0