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ASTM A369 Grade FP1 vs. S32050 Stainless Steel

Both ASTM A369 grade FP1 and S32050 stainless steel are iron alloys. They have 49% 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 FP1 and the bottom bar is S32050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130
220
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 20
46
Fatigue Strength, MPa 160
340
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
81
Shear Strength, MPa 270
540
Tensile Strength: Ultimate (UTS), MPa 430
770
Tensile Strength: Yield (Proof), MPa 240
370

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 410
1100
Melting Completion (Liquidus), °C 1470
1460
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 50
12
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
31
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.5
6.0
Embodied Energy, MJ/kg 20
81
Embodied Water, L/kg 47
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
290
Resilience: Unit (Modulus of Resilience), kJ/m3 150
330
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 15
27
Strength to Weight: Bending, points 16
23
Thermal Diffusivity, mm2/s 13
3.3
Thermal Shock Resistance, points 13
17

Alloy Composition

Carbon (C), % 0.1 to 0.2
0 to 0.030
Chromium (Cr), % 0
22 to 24
Copper (Cu), % 0
0 to 0.4
Iron (Fe), % 97.8 to 99.06
43.1 to 51.8
Manganese (Mn), % 0.3 to 0.8
0 to 1.5
Molybdenum (Mo), % 0.44 to 0.65
6.0 to 6.6
Nickel (Ni), % 0
20 to 23
Nitrogen (N), % 0
0.21 to 0.32
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0.1 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.020