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S44725 Stainless Steel vs. ASTM A369 Grade FP92

Both S44725 stainless steel and ASTM A369 grade FP92 are iron alloys. They have 80% 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 S44725 stainless steel and the bottom bar is ASTM A369 grade FP92.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 22
19
Fatigue Strength, MPa 210
330
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
76
Shear Strength, MPa 320
440
Tensile Strength: Ultimate (UTS), MPa 500
710
Tensile Strength: Yield (Proof), MPa 310
490

Thermal Properties

Latent Heat of Fusion, J/g 290
260
Maximum Temperature: Mechanical, °C 1100
590
Melting Completion (Liquidus), °C 1450
1490
Melting Onset (Solidus), °C 1410
1450
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
26
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
9.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
10

Otherwise Unclassified Properties

Base Metal Price, % relative 15
11
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.1
2.8
Embodied Energy, MJ/kg 44
40
Embodied Water, L/kg 170
89

Common Calculations

PREN (Pitting Resistance) 33
14
Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
120
Resilience: Unit (Modulus of Resilience), kJ/m3 240
620
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 18
25
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 4.6
6.9
Thermal Shock Resistance, points 16
19

Alloy Composition

Aluminum (Al), % 0
0 to 0.020
Boron (B), % 0
0.0010 to 0.0060
Carbon (C), % 0 to 0.015
0.070 to 0.13
Chromium (Cr), % 25 to 28.5
8.5 to 9.5
Iron (Fe), % 67.6 to 73.5
85.8 to 89.1
Manganese (Mn), % 0 to 0.4
0.3 to 0.6
Molybdenum (Mo), % 1.5 to 2.5
0.3 to 0.6
Nickel (Ni), % 0 to 0.3
0 to 0.4
Niobium (Nb), % 0 to 0.26
0.040 to 0.090
Nitrogen (N), % 0 to 0.018
0.030 to 0.070
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 0.040
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0 to 0.26
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