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S44537 Stainless Steel vs. AWS E240

Both S44537 stainless steel and AWS E240 are iron alloys. They have 83% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is S44537 stainless steel and the bottom bar is AWS E240.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 21
17
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 510
770

Thermal Properties

Latent Heat of Fusion, J/g 290
290
Melting Completion (Liquidus), °C 1480
1390
Melting Onset (Solidus), °C 1430
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 19
14
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.4
3.0
Embodied Energy, MJ/kg 50
42
Embodied Water, L/kg 140
160

Common Calculations

PREN (Pitting Resistance) 26
22
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 18
28
Strength to Weight: Bending, points 18
24
Thermal Diffusivity, mm2/s 5.6
3.9
Thermal Shock Resistance, points 17
19

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 20 to 24
17 to 19
Copper (Cu), % 0 to 0.5
0 to 0.75
Iron (Fe), % 69 to 78.6
58.6 to 68.4
Lanthanum (La), % 0.040 to 0.2
0
Manganese (Mn), % 0 to 0.8
10.5 to 13.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0 to 0.5
4.0 to 6.0
Niobium (Nb), % 0.2 to 1.0
0
Nitrogen (N), % 0 to 0.040
0.1 to 0.3
Phosphorus (P), % 0 to 0.050
0 to 0.040
Silicon (Si), % 0.1 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.0060
0 to 0.030
Titanium (Ti), % 0.020 to 0.2
0
Tungsten (W), % 1.0 to 3.0
0