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ASTM A369 Grade FP92 vs. EN 1.4422 Stainless Steel

Both ASTM A369 grade FP92 and EN 1.4422 stainless steel are iron alloys. They have a moderately high 91% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FP92 and the bottom bar is EN 1.4422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 19
17
Fatigue Strength, MPa 330
380
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Shear Strength, MPa 440
520
Tensile Strength: Ultimate (UTS), MPa 710
850
Tensile Strength: Yield (Proof), MPa 490
630

Thermal Properties

Latent Heat of Fusion, J/g 260
270
Maximum Temperature: Mechanical, °C 590
760
Melting Completion (Liquidus), °C 1490
1450
Melting Onset (Solidus), °C 1450
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 26
16
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 10
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
11
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 40
37
Embodied Water, L/kg 89
110

Common Calculations

PREN (Pitting Resistance) 14
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
130
Resilience: Unit (Modulus of Resilience), kJ/m3 620
1000
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
30
Strength to Weight: Bending, points 22
25
Thermal Diffusivity, mm2/s 6.9
4.3
Thermal Shock Resistance, points 19
31

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.070 to 0.13
0 to 0.020
Chromium (Cr), % 8.5 to 9.5
11 to 13
Copper (Cu), % 0
0.2 to 0.8
Iron (Fe), % 85.8 to 89.1
76.8 to 83.5
Manganese (Mn), % 0.3 to 0.6
0 to 2.0
Molybdenum (Mo), % 0.3 to 0.6
1.3 to 1.8
Nickel (Ni), % 0 to 0.4
4.0 to 5.0
Niobium (Nb), % 0.040 to 0.090
0
Nitrogen (N), % 0.030 to 0.070
0 to 0.020
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.0030
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.0
0
Vanadium (V), % 0.15 to 0.25
0
Zirconium (Zr), % 0 to 0.010
0