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AISI 304N Stainless Steel vs. ASTM A369 Grade FP1

Both AISI 304N stainless steel and ASTM A369 grade FP1 are iron alloys. They have 71% 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 AISI 304N stainless steel and the bottom bar is ASTM A369 grade FP1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 360
130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 9.1 to 45
20
Fatigue Strength, MPa 220 to 440
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 420 to 700
270
Tensile Strength: Ultimate (UTS), MPa 620 to 1180
430
Tensile Strength: Yield (Proof), MPa 270 to 850
240

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 960
410
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
50
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.2

Otherwise Unclassified Properties

Base Metal Price, % relative 15
2.4
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.0
1.5
Embodied Energy, MJ/kg 43
20
Embodied Water, L/kg 150
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 280
75
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1830
150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 22 to 42
15
Strength to Weight: Bending, points 21 to 32
16
Thermal Diffusivity, mm2/s 4.2
13
Thermal Shock Resistance, points 14 to 26
13

Alloy Composition

Carbon (C), % 0 to 0.080
0.1 to 0.2
Chromium (Cr), % 18 to 20
0
Iron (Fe), % 66.4 to 73.9
97.8 to 99.06
Manganese (Mn), % 0 to 2.0
0.3 to 0.8
Molybdenum (Mo), % 0
0.44 to 0.65
Nickel (Ni), % 8.0 to 10.5
0
Nitrogen (N), % 0.1 to 0.16
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 0.75
0.1 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025