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N08904 Stainless Steel vs. ASTM A369 Grade FP5

Both N08904 stainless steel and ASTM A369 grade FP5 are iron alloys. Both are furnished in the annealed condition. They have 52% 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 N08904 stainless steel and the bottom bar is ASTM A369 grade FP5.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 38
20
Fatigue Strength, MPa 200
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
74
Shear Strength, MPa 370
300
Tensile Strength: Ultimate (UTS), MPa 540
470
Tensile Strength: Yield (Proof), MPa 240
240

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1100
510
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
40
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
9.2

Otherwise Unclassified Properties

Base Metal Price, % relative 32
4.3
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 5.8
1.7
Embodied Energy, MJ/kg 79
23
Embodied Water, L/kg 200
69

Common Calculations

PREN (Pitting Resistance) 37
6.8
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
80
Resilience: Unit (Modulus of Resilience), kJ/m3 150
140
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
17
Strength to Weight: Bending, points 18
17
Thermal Diffusivity, mm2/s 3.1
11
Thermal Shock Resistance, points 12
13

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.15
Chromium (Cr), % 19 to 23
4.0 to 6.0
Copper (Cu), % 1.0 to 2.0
0
Iron (Fe), % 38.8 to 53
92.1 to 95.3
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 4.0 to 5.0
0.45 to 0.65
Nickel (Ni), % 23 to 28
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 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.025