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EN 1.4818 Stainless Steel vs. ACI-ASTM CK35MN Steel

Both EN 1.4818 stainless steel and ACI-ASTM CK35MN steel are iron alloys. They have 78% 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 EN 1.4818 stainless steel and the bottom bar is ACI-ASTM CK35MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 40
40
Fatigue Strength, MPa 280
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
81
Tensile Strength: Ultimate (UTS), MPa 700
650
Tensile Strength: Yield (Proof), MPa 330
310

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 420
440
Maximum Temperature: Mechanical, °C 1050
1100
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1410
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
12
Thermal Expansion, µm/m-K 17
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 16
31
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 3.1
5.9
Embodied Energy, MJ/kg 44
81
Embodied Water, L/kg 150
210

Common Calculations

PREN (Pitting Resistance) 22
48
Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
210
Resilience: Unit (Modulus of Resilience), kJ/m3 270
240
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
22
Strength to Weight: Bending, points 23
21
Thermal Diffusivity, mm2/s 4.5
3.3
Thermal Shock Resistance, points 15
14

Alloy Composition

Carbon (C), % 0.040 to 0.080
0 to 0.035
Cerium (Ce), % 0.030 to 0.080
0
Chromium (Cr), % 18 to 20
22 to 24
Copper (Cu), % 0
0 to 0.4
Iron (Fe), % 65.6 to 71.8
43.4 to 51.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 6.8
Nickel (Ni), % 9.0 to 11
20 to 22
Nitrogen (N), % 0.12 to 0.2
0.21 to 0.32
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 1.0 to 2.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020