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AISI 309 Stainless Steel vs. ASTM A369 Grade FP92

Both AISI 309 stainless steel and ASTM A369 grade FP92 are iron alloys. They have 72% 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 309 stainless steel and the bottom bar is ASTM A369 grade FP92.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180 to 210
210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 47
19
Fatigue Strength, MPa 250 to 280
330
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 78
76
Shear Strength, MPa 420 to 470
440
Tensile Strength: Ultimate (UTS), MPa 600 to 710
710
Tensile Strength: Yield (Proof), MPa 260 to 350
490

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 980
590
Melting Completion (Liquidus), °C 1450
1490
Melting Onset (Solidus), °C 1400
1450
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
26
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
9.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
10

Otherwise Unclassified Properties

Base Metal Price, % relative 19
11
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
2.8
Embodied Energy, MJ/kg 51
40
Embodied Water, L/kg 170
89

Common Calculations

PREN (Pitting Resistance) 23
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200 to 230
120
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 310
620
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 25
25
Strength to Weight: Bending, points 20 to 23
22
Thermal Diffusivity, mm2/s 4.3
6.9
Thermal Shock Resistance, points 14 to 16
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0 to 0.2
0.070 to 0.13
Chromium (Cr), % 22 to 24
8.5 to 9.5
Iron (Fe), % 58 to 66
85.8 to 89.1
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Molybdenum (Mo), % 0
0.3 to 0.6
Nickel (Ni), % 12 to 15
0 to 0.4
Niobium (Nb), % 0
0.040 to 0.090
Nitrogen (N), % 0
0.030 to 0.070
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
1.5 to 2.0
Vanadium (V), % 0
0.15 to 0.25
Zirconium (Zr), % 0
0 to 0.010