Products Description
The ASTM A210 specify the seamless medium-carbon steel pipe for boiler and superheater tubes, which is suitable for boiler pipe and boiler flue pipe, including safety side with minimum wall thickness, top cover and support pipe and superheater pipe. ASTM A210 can be divided into two grades, A1 and C, according to the differences of chemical elements and physical properties, grade A1 is the most commonly used grade.
| Specifications | ASTM A210 & Its equivalent ASME, DIN & EN Standard |
| Grades | A1 |
| Type | Straight seamless tube |
| Outside Diameter | 1/2'' to 5'' or as required |
| Wall Thickness | 0.035'' to 0.500'' or as required |
| Length | Typically provided in random lengths or specific cut lengths as per customer requirements |
| Delivery Condition | Oil Surface; Black Painting |
| Ends | Plain End; Beveled End |
| Other Testing | Product Analysis, Eddy Current Test, Hydrostatic Test, Ultrasonic Test, Flattening Test, Hardness Test, Tensile Test etc. |
| Dimension | All Pipes & Tube Is Manufactured and Inspected / Tested to the Relevant standards including ASTM and ASME |
| Packing | Plywood case |
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 ½ (38.1) and under | 20 | 0 |
| Over 1½ (38.1) | 22 | 0 |
GNEE A210 GRA1 Boiler Tube for sale
Adventages
- High Strength & Durability
ensile strength ≥415 MPa, yield strength ≥255 MPa, ensuring long-term stability under high pressure.
Excellent creep resistance, suitable for high-temperature boiler and superheater systems.
No weld defects, suitable for high pressure conditions, very low risk of leakage
-
Optimized Heat Transfer Efficiency
Long-term service temperature up to 450°C, excellent oxidation resistance and creep resistance.
Minimum wall thickness design reduces thermal resistance and improves heat transfer efficiency.
Seamless structure prevents thermal stress concentration at welds, extending service life.
-
Superior Workability & Weldability
Good cold bending and cutting performance for easy field installation and fabrication.
Excellent weldability, compatible with various welding methods, preheating and post-weld heat treatment recommended.
Key Applications
- Power Plant Boiler Systems
- Main steam piping, reheater tubing
- High-temperature and high-pressure boiler tube assemblies
-
Industrial Boiler Equipment
- Industrial steam generation units
- Process heating system piping
-
Heat Exchange Equipment
- Shell-and-tube heat exchangers
- Waste heat recovery systems
-
Petrochemical Industry
- Refinery heater tubing
- Chemical process piping systems
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