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SAE-AISI H42 Steel vs. ASTM A369 Grade FP92

Both SAE-AISI H42 steel and ASTM A369 grade FP92 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 (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H42 steel and the bottom bar is ASTM A369 grade FP92.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 700 to 1980
710

Thermal Properties

Latent Heat of Fusion, J/g 260
260
Melting Completion (Liquidus), °C 1620
1490
Melting Onset (Solidus), °C 1570
1450
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 24
26
Thermal Expansion, µm/m-K 12
13

Otherwise Unclassified Properties

Base Metal Price, % relative 24
11
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 8.8
2.8
Embodied Energy, MJ/kg 130
40
Embodied Water, L/kg 98
89

Common Calculations

PREN (Pitting Resistance) 31
14
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 23 to 65
25
Strength to Weight: Bending, points 21 to 42
22
Thermal Diffusivity, mm2/s 6.5
6.9
Thermal Shock Resistance, points 20 to 57
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0.55 to 0.7
0.070 to 0.13
Chromium (Cr), % 3.8 to 4.5
8.5 to 9.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 79.3 to 83.8
85.8 to 89.1
Manganese (Mn), % 0.15 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 4.5 to 5.5
0.3 to 0.6
Nickel (Ni), % 0 to 0.3
0 to 0.4
Niobium (Nb), % 0
0.040 to 0.090
Nitrogen (N), % 0
0.030 to 0.070
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 5.5 to 6.8
1.5 to 2.0
Vanadium (V), % 1.8 to 2.2
0.15 to 0.25
Zirconium (Zr), % 0
0 to 0.010