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AISI 202 Stainless Steel vs. EN 1.1122 Steel

Both AISI 202 stainless steel and EN 1.1122 steel are iron alloys. They have 68% 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 AISI 202 stainless steel and the bottom bar is EN 1.1122 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 300
100 to 130
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 45
12 to 21
Fatigue Strength, MPa 290 to 330
170 to 260
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 490 to 590
240 to 290
Tensile Strength: Ultimate (UTS), MPa 700 to 980
340 to 460
Tensile Strength: Yield (Proof), MPa 310 to 580
240 to 370

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 910
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 13
1.8
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 40
18
Embodied Water, L/kg 150
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
36 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 840
160 to 360
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25 to 35
12 to 16
Strength to Weight: Bending, points 23 to 29
14 to 17
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 15 to 21
11 to 15

Alloy Composition

Carbon (C), % 0 to 0.15
0.080 to 0.12
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 63.5 to 71.5
98.7 to 99.62
Manganese (Mn), % 7.5 to 10
0.3 to 0.6
Nickel (Ni), % 4.0 to 6.0
0
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.060
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.030
0 to 0.025