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ASTM A182 Grade F122 vs. N08800 Stainless Steel

Both ASTM A182 grade F122 and N08800 stainless steel are iron alloys. They have 57% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A182 grade F122 and the bottom bar is N08800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 23
4.5 to 34
Fatigue Strength, MPa 320
150 to 390
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
77
Shear Strength, MPa 450
340 to 580
Tensile Strength: Ultimate (UTS), MPa 710
500 to 1000
Tensile Strength: Yield (Proof), MPa 450
190 to 830

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 600
1100
Melting Completion (Liquidus), °C 1490
1390
Melting Onset (Solidus), °C 1440
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 24
12
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 12
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 12
30
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 3.0
5.3
Embodied Energy, MJ/kg 44
76
Embodied Water, L/kg 100
200

Common Calculations

PREN (Pitting Resistance) 17
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
42 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 520
96 to 1740
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
18 to 35
Strength to Weight: Bending, points 22
18 to 28
Thermal Diffusivity, mm2/s 6.4
3.0
Thermal Shock Resistance, points 19
13 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.020
0.15 to 0.6
Boron (B), % 0 to 0.0050
0
Carbon (C), % 0.070 to 0.14
0 to 0.1
Chromium (Cr), % 10 to 11.5
19 to 23
Copper (Cu), % 0.3 to 1.7
0 to 0.75
Iron (Fe), % 81.3 to 87.7
39.5 to 50.7
Manganese (Mn), % 0 to 0.7
0 to 1.5
Molybdenum (Mo), % 0.25 to 0.6
0
Nickel (Ni), % 0 to 0.5
30 to 35
Niobium (Nb), % 0.040 to 0.1
0
Nitrogen (N), % 0.040 to 0.1
0
Phosphorus (P), % 0 to 0.020
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0 to 0.010
0.15 to 0.6
Tungsten (W), % 1.5 to 2.5
0
Vanadium (V), % 0.15 to 0.3
0
Zirconium (Zr), % 0 to 0.010
0