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ASTM A369 Grade FP92 vs. SAE-AISI T4 Steel

Both ASTM A369 grade FP92 and SAE-AISI T4 steel 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 ASTM A369 grade FP92 and the bottom bar is SAE-AISI T4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
80
Tensile Strength: Ultimate (UTS), MPa 710
800 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1490
1810
Melting Onset (Solidus), °C 1450
1750
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 26
21
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 11
55
Density, g/cm3 7.9
9.4
Embodied Carbon, kg CO2/kg material 2.8
8.5
Embodied Energy, MJ/kg 40
130
Embodied Water, L/kg 89
120

Common Calculations

PREN (Pitting Resistance) 14
37
Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 25
24 to 64
Strength to Weight: Bending, points 22
20 to 39
Thermal Diffusivity, mm2/s 6.9
5.4
Thermal Shock Resistance, points 19
24 to 64

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.070 to 0.13
0.7 to 0.8
Chromium (Cr), % 8.5 to 9.5
3.8 to 4.5
Cobalt (Co), % 0
4.3 to 5.8
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 85.8 to 89.1
66.3 to 72.3
Manganese (Mn), % 0.3 to 0.6
0.1 to 0.4
Molybdenum (Mo), % 0.3 to 0.6
0.4 to 1.0
Nickel (Ni), % 0 to 0.4
0 to 0.3
Niobium (Nb), % 0.040 to 0.090
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0.2 to 0.4
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.0
17.5 to 19
Vanadium (V), % 0.15 to 0.25
0.8 to 1.2
Zirconium (Zr), % 0 to 0.010
0