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AISI 202 Stainless Steel vs. SAE-AISI 1345 Steel

Both AISI 202 stainless steel and SAE-AISI 1345 steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 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 AISI 202 stainless steel and the bottom bar is SAE-AISI 1345 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 300
170 to 210
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 45
11 to 23
Fatigue Strength, MPa 290 to 330
230 to 390
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
72
Shear Strength, MPa 490 to 590
370 to 440
Tensile Strength: Ultimate (UTS), MPa 700 to 980
590 to 730
Tensile Strength: Yield (Proof), MPa 310 to 580
330 to 620

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 910
400
Melting Completion (Liquidus), °C 1400
1450
Melting Onset (Solidus), °C 1360
1410
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
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 13
1.9
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 40
19
Embodied Water, L/kg 150
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
78 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 840
290 to 1040
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 25 to 35
21 to 26
Strength to Weight: Bending, points 23 to 29
20 to 23
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 15 to 21
19 to 23

Alloy Composition

Carbon (C), % 0 to 0.15
0.43 to 0.48
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 63.5 to 71.5
97.2 to 97.8
Manganese (Mn), % 7.5 to 10
1.6 to 1.9
Nickel (Ni), % 4.0 to 6.0
0
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.060
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.040

Comparable Variants