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ACI-ASTM CK35MN Steel vs. AISI 202 Stainless Steel

Both ACI-ASTM CK35MN steel and AISI 202 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CK35MN steel and the bottom bar is AISI 202 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
210 to 300
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 40
14 to 45
Fatigue Strength, MPa 270
290 to 330
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 650
700 to 980
Tensile Strength: Yield (Proof), MPa 310
310 to 580

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
910
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
13
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 5.9
2.8
Embodied Energy, MJ/kg 81
40
Embodied Water, L/kg 210
150

Common Calculations

PREN (Pitting Resistance) 48
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
120 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 240
250 to 840
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
25 to 35
Strength to Weight: Bending, points 21
23 to 29
Thermal Diffusivity, mm2/s 3.3
4.0
Thermal Shock Resistance, points 14
15 to 21

Alloy Composition

Carbon (C), % 0 to 0.035
0 to 0.15
Chromium (Cr), % 22 to 24
17 to 19
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.4 to 51.8
63.5 to 71.5
Manganese (Mn), % 0 to 2.0
7.5 to 10
Molybdenum (Mo), % 6.0 to 6.8
0
Nickel (Ni), % 20 to 22
4.0 to 6.0
Nitrogen (N), % 0.21 to 0.32
0 to 0.25
Phosphorus (P), % 0 to 0.035
0 to 0.060
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030