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S34565 Stainless Steel vs. ACI-ASTM CK35MN Steel

Both S34565 stainless steel and ACI-ASTM CK35MN steel are iron alloys. They have a moderately high 94% 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 S34565 stainless steel and the bottom bar is ACI-ASTM CK35MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
190
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 39
40
Fatigue Strength, MPa 400
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
81
Tensile Strength: Ultimate (UTS), MPa 900
650
Tensile Strength: Yield (Proof), MPa 470
310

Thermal Properties

Latent Heat of Fusion, J/g 310
310
Maximum Temperature: Corrosion, °C 450
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 15
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 28
31
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 5.3
5.9
Embodied Energy, MJ/kg 73
81
Embodied Water, L/kg 210
210

Common Calculations

PREN (Pitting Resistance) 47
48
Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
210
Resilience: Unit (Modulus of Resilience), kJ/m3 540
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
22
Strength to Weight: Bending, points 26
21
Thermal Diffusivity, mm2/s 3.2
3.3
Thermal Shock Resistance, points 22
14

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.035
Chromium (Cr), % 23 to 25
22 to 24
Copper (Cu), % 0
0 to 0.4
Iron (Fe), % 43.2 to 51.6
43.4 to 51.8
Manganese (Mn), % 5.0 to 7.0
0 to 2.0
Molybdenum (Mo), % 4.0 to 5.0
6.0 to 6.8
Nickel (Ni), % 16 to 18
20 to 22
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0.4 to 0.6
0.21 to 0.32
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020