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AISI 301 Stainless Steel vs. ASTM A369 Grade FP2

Both AISI 301 stainless steel and ASTM A369 grade FP2 are iron alloys. They have 76% of their average alloy composition in common. There are 32 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 AISI 301 stainless steel and the bottom bar is ASTM A369 grade FP2.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 440
130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 7.4 to 46
20
Fatigue Strength, MPa 210 to 600
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 410 to 860
270
Tensile Strength: Ultimate (UTS), MPa 590 to 1460
430
Tensile Strength: Yield (Proof), MPa 230 to 1080
240

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 840
420
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1400
1430
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
49
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 13
2.6
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.7
1.6
Embodied Energy, MJ/kg 39
20
Embodied Water, L/kg 130
50

Common Calculations

PREN (Pitting Resistance) 18
2.5
Resilience: Ultimate (Unit Rupture Work), MJ/m3 99 to 300
75
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 2970
150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 52
15
Strength to Weight: Bending, points 20 to 37
16
Thermal Diffusivity, mm2/s 4.2
13
Thermal Shock Resistance, points 12 to 31
13

Alloy Composition

Carbon (C), % 0 to 0.15
0.1 to 0.2
Chromium (Cr), % 16 to 18
0.5 to 0.81
Iron (Fe), % 70.7 to 78
97.4 to 98.6
Manganese (Mn), % 0 to 2.0
0.3 to 0.61
Molybdenum (Mo), % 0
0.44 to 0.65
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0.1 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025