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ASTM A210 / ASME SA210 Gr A1 CARBON STEEL SEAMLESS BOILER TUBE COLD DRAWN
The CS grade boilers are widely used in various industrial applications due to its highly unmatched properties. There are several properties exhibited by them are excellent corrosion resistance, strength resistance, crevice corrosion resistance, stress crack corrosion resistance and excellent strength. The most preferred choice CS grade for manufacturing boilers is Seamless medium carbon steel boiler 210-A1.
| Standard Specification | ASTM A210 / A210M, ASME SA210, A210 A1, SA210 A1 |
| Grade | Grade A-1 |
| JIS G 3467 | STFA 10 |
| Size Range | 1/2 in. to 16 in. [12.7 to 406.4mm] |
| Wall Thickness | 1.5mm-50mm |
| Shape | Round |
| Manufacturing method | Hot and cold finished |
| Length | max 25 m, Single / Double random length |
| Terms | Mill test certificates will be issued according to EN10204.3 3.1 or 3.2 |
| A210 GR.A1 tubes Shall be Seamless, and the testing shall be as per A 450 / A450M. | |
| Common uses | Boiler Tubes, Seamless Steel Tubes, Steel Tubes, and Superheater Tubes. |
ASTM A210 / A210M Grade A-1 Chemical Compositions
| Chemical Components (%) | ||||||||
| Grade | C | Si | Mn | P | S | Mo | Cr | V |
| A-1 | ≤0.27 | ≥0.10 | ≤0.93 | ≤0.035 | ≤0.035 | / | / | / |
ASTM A210 / A210M Grade A-1 Mechanical Properties
| Mechanical Properties | ||||
| Grade | Tensile | Yield | Elongation | Hardness |
| Strength (Mpa) | Strength (Mpa) | (%) | (HRB) | |
| A-1 | ≥415 | ≥255 | ≥30 | ≤79 |
ASTM A210 / A210M Tube Wall Thickness Tolerance
| Seamless, Cold-Finished Tubes | ||
| Outside Diameter | Wall thickness Tolerance % | |
| In. (mm) | Over (+) | Under (-) |
| 1 1/2" (38.1) and under | 20 | 0 |
| Over 1 1/2" (38.1) | 22 | 0 |
The specified ASTM A210 GR.A1 Seamless Steel Tubes are designed to be used in several applications as either boiler or as superheater tubes. The ASME SA210 Gr A1 Superheater Tubes that are manufactured under this specification also covers minimum wall thickness, and tubing sizes, boiler flues including safe ends, arch as well as stay tubes. While the specification for these ASME SA210 Grade A1 Pressure Vessel Tubes takes into account both the tensile strength and hardness properties but these two properties are applicable to certain size limitations. Material used in the manufacturing of ASTM A210 Grade A1 Heat Exchanger Tubes are to be killed. The ASTM A210 Grade a1 tubes are to be produced by seamless process, which in turn are to be marked as either hot finished tubes or cold finished tubes.
Advantage:
1️⃣ High-temperature resistance: SA210 GR A1 tubes can withstand high temperatures and pressures encountered in boiler operations without significant deformation or failure. This ensures reliable and efficient performance in demanding conditions.
2️⃣ Corrosion resistance: Carbon steel with proper alloying elements offers good corrosion resistance, reducing the risk of tube degradation due to exposure to harsh boiler environments. This extends the lifespan of the tubes and contributes to long-term reliability.
3️⃣ Seamless construction: SA210 GR A1 tubes are manufactured using seamless construction, which eliminates the presence of welded seams. Seamless tubes offer improved strength and integrity, reducing the risk of leaks or failures compared to welded tubes.
4️⃣ Excellent ductility and toughness: Carbon steel exhibits excellent ductility and toughness, allowing SA210 GR A1 tubes to withstand high-stress conditions without fracturing. This enhances their durability and ensures safe operation in demanding boiler applications.
5️⃣ Wide availability and standards compliance: SA210 GR A1 tubes are widely available and conform to the ASME SA210 standard. This ensures compatibility with a variety of boiler and heat exchanger systems, simplifying installation and replacement processes.
Application
SA210A1 is a Seamless medium carbon steel Boiler Tube used in super heater, heat exchangers, condensers, marine application, refineries, paper pulping, petrochemical applications, pressure vessels, and general engineering applications.
Ordering Information
Orders for ASTM A210 / A210M, ASME SA210 should include the following, as required, to describe the desired material adequately:
