MakeItFrom.com
Menu (ESC)

AISI W2 Steel vs. S39274 Stainless Steel

Both AISI W2 steel and S39274 stainless steel are iron alloys. They have 62% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AISI W2 steel and the bottom bar is S39274 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 72
81
Tensile Strength: Ultimate (UTS), MPa 580 to 2400
900

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Melting Completion (Liquidus), °C 1450
1480
Melting Onset (Solidus), °C 1410
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 45
16
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 2.0
4.3
Embodied Energy, MJ/kg 29
60
Embodied Water, L/kg 48
180

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21 to 86
32
Strength to Weight: Bending, points 20 to 51
26
Thermal Diffusivity, mm2/s 12
4.2
Thermal Shock Resistance, points 19 to 80
25

Alloy Composition

Carbon (C), % 0.85 to 1.5
0 to 0.030
Chromium (Cr), % 0 to 0.15
24 to 26
Copper (Cu), % 0 to 0.2
0.2 to 0.8
Iron (Fe), % 96.2 to 98.6
57 to 65.6
Manganese (Mn), % 0.35 to 0.74
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
2.5 to 3.5
Nickel (Ni), % 0 to 0.2
6.0 to 8.0
Nitrogen (N), % 0
0.24 to 0.32
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.1 to 0.4
0 to 0.8
Sulfur (S), % 0 to 0.025
0 to 0.020
Tungsten (W), % 0 to 0.15
1.5 to 2.5
Vanadium (V), % 0.15 to 0.35
0