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ASTM A369 Grade FP12 vs. SAE-AISI 1035 Steel

Both ASTM A369 grade FP12 and SAE-AISI 1035 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FP12 and the bottom bar is SAE-AISI 1035 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
160 to 180
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 20
13 to 21
Fatigue Strength, MPa 170
210 to 340
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 300
360 to 370
Tensile Strength: Ultimate (UTS), MPa 470
570 to 620
Tensile Strength: Yield (Proof), MPa 250
300 to 530

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 430
400
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
51
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
1.8
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.4
Embodied Energy, MJ/kg 21
18
Embodied Water, L/kg 52
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 81
79 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 160
250 to 740
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
20 to 22
Strength to Weight: Bending, points 17
19 to 21
Thermal Diffusivity, mm2/s 12
14
Thermal Shock Resistance, points 14
18 to 20

Alloy Composition

Carbon (C), % 0.050 to 0.15
0.32 to 0.38
Chromium (Cr), % 0.8 to 1.3
0
Iron (Fe), % 96.8 to 98.4
98.6 to 99.08
Manganese (Mn), % 0.3 to 0.61
0.6 to 0.9
Molybdenum (Mo), % 0.44 to 0.65
0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0 to 0.050