ASTM A537 Class 3 Steel – Optimal Low-Carbon Alloy for Pressure Vessels
Steel for Pressure Vessel Plates, Heat-Treated, Carbon-Manganese-Silicon Steel
Properties
General
| Property | Value | Comment |
|---|---|---|
Density | 7.8 - 7.9 g/cm³ | typical for low carbon steel |
Mechanical
| Property | Value | Comment |
|---|---|---|
Elastic modulus | 200 - 215 GPa | typical for low carbon steel |
Elongation | 20 - 22 % | min. values depending on the thickness |
Poisson's ratio | 0.29 [-] | typical for low carbon steel |
Shear modulus | 82 GPa | typical for low carbon steel |
Tensile strength | 485 - 690 MPa | range depending on the thickness |
Yield strength | 275 - 380 MPa | ReH, min. values depending on the thickness, If not apparent, the yield strength Rp0.2 is measured |
Thermal
| Property | Value | Comment |
|---|---|---|
Coefficient of thermal expansion | 1.32e-05 - 1.38e-05 1/K | typical for low carbon steel |
Max service temperature | 500 °C | typical for carbon steel |
Melting point | 1480 - 1526 °C | typical for low carbon steel |
Specific heat capacity | 465 J/(kg·K) | typical for low carbon steel |
Thermal conductivity | 25 - 93 W/(m·K) | typical for low carbon steel |
Electrical
| Property | Value | Comment |
|---|---|---|
Electrical resistivity | 1.43e-07 - 1.74e-07 Ω·m | typical for carbon steel |
Chemical properties
| Property | Value | Comment |
|---|---|---|
Carbon | 0.24 % | |
Chromium | 0.25 - 0.29 % | depending on analysis |
Copper | 0.35 - 0.38 % | depending on analysis |
Manganese | 0.64 - 1.72 % | depending on analysis and thickness |
Molybdenum | 0.08 - 0.09 % | depending on analysis |
Nickel | 0.25 - 0.28 % | depending on analysis |
Phosphorus | 0.025 % | max. |
Silicon | 0.13 - 0.55 % | depending on analysis |
Sulfur | 0.025 % | max. |
Technological properties
| Property | ||
|---|---|---|
| Supplier Disclaimer | The given information is a rough description and some properties can depend on various factors such as product thickness. Please contact the supplier or refer to the related norm or standard for further information. | |
Metal
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