Description
Product Description
ASTM A556 Superheater Tubes are high-quality carbon steel tubes designed specifically for use in superheaters, heat exchangers, and boilers. These tubes are essential components in power plants and industrial facilities, ensuring efficient heat transfer and superior performance under high temperatures and pressures.
Chemical Composition ASTM A556 Superheater Tube
| Element | Grade A2 | Grade B2 | Grade C2 |
|---|---|---|---|
| Carbon (C) | 0.10 max | 0.12 max | 0.17 max |
| Manganese (Mn) | 0.30-0.80 | 0.30-0.80 | 0.30-0.80 |
| Phosphorus (P) | 0.025 max | 0.025 max | 0.025 max |
| Sulfur (S) | 0.025 max | 0.025 max | 0.025 max |
| Silicon (Si) | 0.10-0.50 | 0.10-0.50 | 0.10-0.50 |
| Chromium (Cr) | 0.50-0.80 | 0.50-0.80 | 0.50-0.80 |
| Nickel (Ni) | 0.40 max | 0.40 max | 0.40 max |
| Copper (Cu) | 0.40 max | 0.40 max | 0.40 max |
| Molybdenum (Mo) | 0.15-0.25 | 0.15-0.25 | 0.15-0.25 |
Mechanical Properties ASTM A556 Superheater Tube
| Property | Grade A2 | Grade B2 | Grade C2 |
|---|---|---|---|
| Tensile Strength (MPa) | 345 min | 380 min | 415 min |
| Yield Strength (MPa) | 205 min | 240 min | 275 min |
| Elongation (%) | 35 min | 30 min | 30 min |
| Hardness (HBW) | 137 max | 143 max | 147 max |
| Impact Energy (Charpy V-notch) (J) | 27 min | 27 min | 27 min |
| Modulus of Elasticity (GPa) | 200 | 200 | 200 |
Conclusion
Emirerri Steel’s ASTM A556 Superheater Tubes are meticulously designed to meet the stringent demands of high-temperature and high-pressure applications. The combination of specific chemical compositions and robust mechanical properties ensures these tubes deliver superior performance, durability, and reliability in critical environments such as power plants and industrial boilers.
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