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ASTM A36 Carbon Steel vs. N08700 Stainless Steel

Both ASTM A36 carbon steel and N08700 stainless steel are iron alloys. They have 48% of their average alloy composition in common. There are 31 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 ASTM A36 carbon steel and the bottom bar is N08700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
170
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 22
32
Fatigue Strength, MPa 200
210
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Shear Strength, MPa 300
410
Tensile Strength: Ultimate (UTS), MPa 480
620
Tensile Strength: Yield (Proof), MPa 290
270

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 50
13
Thermal Expansion, µm/m-K 11
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 14
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
32
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 1.4
6.0
Embodied Energy, MJ/kg 18
82
Embodied Water, L/kg 44
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
160
Resilience: Unit (Modulus of Resilience), kJ/m3 220
180
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
21
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 14
3.5
Thermal Shock Resistance, points 16
14

Alloy Composition

Carbon (C), % 0 to 0.26
0 to 0.040
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 99.25 to 100
42 to 52.7
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
4.3 to 5.0
Nickel (Ni), % 0
24 to 26
Niobium (Nb), % 0
0 to 0.4
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.050
0 to 0.030