MakeItFrom.com
Menu (ESC)

AISI 422 Stainless Steel vs. ASTM A387 Grade 22L Class 1

Both AISI 422 stainless steel and ASTM A387 grade 22L class 1 are iron alloys. They have 88% of their average alloy composition in common. There are 32 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 AISI 422 stainless steel and the bottom bar is ASTM A387 grade 22L class 1.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260 to 330
150
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 15 to 17
20
Fatigue Strength, MPa 410 to 500
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
74
Shear Strength, MPa 560 to 660
310
Tensile Strength: Ultimate (UTS), MPa 910 to 1080
500
Tensile Strength: Yield (Proof), MPa 670 to 870
230

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Maximum Temperature: Mechanical, °C 650
460
Melting Completion (Liquidus), °C 1480
1470
Melting Onset (Solidus), °C 1470
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 24
40
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.7
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
3.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 3.1
1.7
Embodied Energy, MJ/kg 44
23
Embodied Water, L/kg 100
58

Common Calculations

PREN (Pitting Resistance) 17
5.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 150
83
Resilience: Unit (Modulus of Resilience), kJ/m3 1140 to 1910
140
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 32 to 38
18
Strength to Weight: Bending, points 26 to 30
18
Thermal Diffusivity, mm2/s 6.4
11
Thermal Shock Resistance, points 33 to 39
14

Alloy Composition

Carbon (C), % 0.2 to 0.25
0 to 0.1
Chromium (Cr), % 11 to 12.5
2.0 to 2.5
Iron (Fe), % 81.9 to 85.8
95.2 to 96.8
Manganese (Mn), % 0.5 to 1.0
0.3 to 0.6
Molybdenum (Mo), % 0.9 to 1.3
0.9 to 1.1
Nickel (Ni), % 0.5 to 1.0
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.025
0 to 0.025
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0