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SAE-AISI T5 Steel vs. ASTM A369 Grade FP12

Both SAE-AISI T5 steel and ASTM A369 grade FP12 are iron alloys. They have 67% 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 T5 steel and the bottom bar is ASTM A369 grade FP12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 860 to 2140
470

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Melting Completion (Liquidus), °C 1810
1470
Melting Onset (Solidus), °C 1750
1430
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 21
45
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 60
2.8
Density, g/cm3 9.4
7.9
Embodied Carbon, kg CO2/kg material 11
1.6
Embodied Energy, MJ/kg 170
21
Embodied Water, L/kg 140
52

Common Calculations

PREN (Pitting Resistance) 37
2.8
Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 25 to 63
17
Strength to Weight: Bending, points 21 to 39
17
Thermal Diffusivity, mm2/s 5.5
12
Thermal Shock Resistance, points 26 to 66
14

Alloy Composition

Carbon (C), % 0.75 to 0.85
0.050 to 0.15
Chromium (Cr), % 3.8 to 5.0
0.8 to 1.3
Cobalt (Co), % 7.0 to 9.5
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 60.6 to 68.3
96.8 to 98.4
Manganese (Mn), % 0.2 to 0.4
0.3 to 0.61
Molybdenum (Mo), % 0.5 to 1.3
0.44 to 0.65
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0.2 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 1.8 to 2.4
0