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ACI-ASTM CN7M Steel vs. EN 1.4567 Stainless Steel

Both ACI-ASTM CN7M steel and EN 1.4567 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 32 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 ACI-ASTM CN7M steel and the bottom bar is EN 1.4567 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
190 to 240
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 44
22 to 51
Fatigue Strength, MPa 190
190 to 260
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
76
Tensile Strength: Ultimate (UTS), MPa 480
550 to 780
Tensile Strength: Yield (Proof), MPa 200
200 to 390

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Maximum Temperature: Corrosion, °C 430
420
Maximum Temperature: Mechanical, °C 1100
930
Melting Completion (Liquidus), °C 1410
1410
Melting Onset (Solidus), °C 1450
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 21
11
Thermal Expansion, µm/m-K 15
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 32
16
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 5.6
3.1
Embodied Energy, MJ/kg 78
43
Embodied Water, L/kg 210
150

Common Calculations

PREN (Pitting Resistance) 29
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
150 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 110
100 to 400
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
19 to 27
Strength to Weight: Bending, points 17
19 to 24
Thermal Diffusivity, mm2/s 5.6
3.0
Thermal Shock Resistance, points 12
12 to 17

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.040
Chromium (Cr), % 19 to 22
17 to 19
Copper (Cu), % 3.0 to 4.0
3.0 to 4.0
Iron (Fe), % 37.4 to 48.5
63.3 to 71.5
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 27.5 to 30.5
8.5 to 10.5
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015