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ACI-ASTM CN7MS Steel vs. ASTM A182 Grade F36

Both ACI-ASTM CN7MS steel and ASTM A182 grade F36 are iron alloys. They have 53% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN7MS steel and the bottom bar is ASTM A182 grade F36.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
17
Fatigue Strength, MPa 200
330
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 540
710
Tensile Strength: Yield (Proof), MPa 230
490

Thermal Properties

Latent Heat of Fusion, J/g 340
250
Maximum Temperature: Mechanical, °C 1040
410
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
39
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 28
3.4
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 5.1
1.7
Embodied Energy, MJ/kg 71
22
Embodied Water, L/kg 180
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140
650
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 3.2
10
Thermal Shock Resistance, points 13
21

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0 to 0.070
0.1 to 0.17
Chromium (Cr), % 18 to 20
0 to 0.3
Copper (Cu), % 1.5 to 2.0
0.5 to 0.8
Iron (Fe), % 45.4 to 53.5
95 to 97.1
Manganese (Mn), % 0 to 1.0
0.8 to 1.2
Molybdenum (Mo), % 2.5 to 3.0
0.25 to 0.5
Nickel (Ni), % 22 to 25
1.0 to 1.3
Niobium (Nb), % 0
0.015 to 0.045
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 2.5 to 3.5
0.25 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.025
Vanadium (V), % 0
0 to 0.020