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AISI 316 Stainless Steel vs. ACI-ASTM CK35MN Steel

Both AISI 316 stainless steel and ACI-ASTM CK35MN steel are iron alloys. They have 81% of their average alloy composition in common. There are 32 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 AISI 316 stainless steel and the bottom bar is ACI-ASTM CK35MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 360
190
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 8.0 to 55
40
Fatigue Strength, MPa 210 to 430
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
81
Tensile Strength: Ultimate (UTS), MPa 520 to 1180
650
Tensile Strength: Yield (Proof), MPa 230 to 850
310

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 410
440
Maximum Temperature: Mechanical, °C 590
1100
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
31
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 3.9
5.9
Embodied Energy, MJ/kg 53
81
Embodied Water, L/kg 150
210

Common Calculations

PREN (Pitting Resistance) 26
48
Resilience: Ultimate (Unit Rupture Work), MJ/m3 85 to 260
210
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 1820
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18 to 41
22
Strength to Weight: Bending, points 18 to 31
21
Thermal Diffusivity, mm2/s 4.1
3.3
Thermal Shock Resistance, points 11 to 26
14

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.035
Chromium (Cr), % 16 to 18
22 to 24
Copper (Cu), % 0
0 to 0.4
Iron (Fe), % 62 to 72
43.4 to 51.8
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
6.0 to 6.8
Nickel (Ni), % 10 to 14
20 to 22
Nitrogen (N), % 0 to 0.1
0.21 to 0.32
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020