Product Description:
The ASTM A209 Grade T1 Seamless Steel Tubes is a specification that outlines the minimum-wall-thickness, seamless, carbon-molybdenum alloy-steel, boiler and superheater tubes.
This standard provides the guidelines for the manufacturing and desired properties of the tubes necessary for use in high-pressure boilers and superheaters.
The ASTM A209 standard states that the outside diameter range for these tubes is from 10mm to 203mm, and the wall thickness range is from 2.0mm to 25mm. The tube length is typically between 5.8-12m.
Features:
ASTM A209
The ASTM A209 standard specifies seamless carbon-molybdenum alloy-steel boiler and superheater tubes. These tubes are designed for use in various applications and industries, such as power plants, petrochemical plants, and low to medium pressure fluid transportation pipelines.
Technical Specifications
- Outer diameter: 10mm~203mm
- Wall thickness: 2.0mm~25mm
- Length: 5.8-12m or as per customer requirements
- Grade: ASTM A209 T1, ASTM A209 T1a, ASTM A209 T1b
- Technique: Seamless
Technical Parameters:
Specification
Size (Seamless): 6.35mm o.d to 101.60mm o.d
Standards: ASTM a209, ASME Sa209
Equivalent Standards: EN 10216-2, ASTM A335, GOST 550-75
Material: T1, K11547
Equivalent Material: P2, 12ChM, 12CrMo
Type: Seamless
Specialized in: Large Diameter Size
Outer Dimensions: 6-2500mm; WT:1-200mm
Wall Thickness: Schedule 3mm to 15mm.
Length: max 1~12m
Schedule: STD, SCH40, SCH80
Form: Round, Square, Rectangular, Hydraulic Etc.
Tubing End: Plain End, Beveled End, Treaded.
Chemical Compositions
| C, % | Mn, % | P, % | S, % | Si, % | Cr, % | Mo, % |
| 0.10-0.20 | 0.30-0.61 | 0.025 max | 0.025 max | 0.10-0.30 | 0.50-0.81 | 0.44-0.65 |
Mechanical Properties
| Tensile Strength , MPa | Yield Strength, MPa | Elongation, % | Hardness, HB |
| 379 min | 207 min | 30 min | 80 max |
Outside Diameter & Tolerance
| | Hot rolled | Outside Diameter, mm | Tolerance, mm |
| OD≤101.6 | | +0.4/-0.8 |
| 101.6＜OD≤190.5 | | +0.4/-1.2 |
| 190.5＜OD≤228.6 | | +0.4/-1.6 |
| | Cold Drawn | Outside Diameter, mm | Tolerance, mm |
| OD＜25.4 | | ±0.10 |
| 25.4≤OD≤38.1 | | ±0.15 |
| 38.1＜OD＜50.8 | | ±0.20 |
| 50.8≤OD＜63.5 | | ±0.25 |
| 63.5≤OD＜76.2 | | ±0.30 |
| 76.2≤OD≤101.6 | | ±0.38 |
| 101.6＜OD≤190.5 | | +0.38/-0.64 |
| 190.5＜OD≤228.6 | | +0.38/-1.14 |
Wall Thickness & Tolerance
| | Hot rolled | Outside Diameter, mm | Tolerance, % |
| OD≤101.6 | WT≤2.4 | +40/-0 |
| | 2.4＜WT≤3.8 | +35/-0 |
| | 3.8＜WT≤4.6 | +33/-0 |
| | WT>4.6 | +28/-0 |
| OD>101.6 | 2.4＜WT≤3.8 | +35/-0 |
| | 3.8＜WT≤4.6 | +33/-0 |
| | WT>4.6 | +28/-0 |
| | Cold Drawn | Outside Diameter, mm | Tolerance, % |
| OD≤38.1 | | +20/-0 |
| OD>38.1 | | +22/-0 |
Length
5800mm; 6000mm; 6096mm; 7315mm; 11800mm; 12000mm; and so on.
Max length: 16000mm, also U bending can be offered.
Applications:
ASTM A209 tubing is a type of seamless tubing used in various applications, especially in the field of boilers, boiler flues, and superheaters. The tubing is composed of a carbon-molybdenum alloy steel, which makes it strong and durable.
The ASTM A209 tubing is specifically designed to withstand high temperatures and pressures, making it suitable for use in harsh and demanding environments. The seamless nature of the tubing ensures that it can handle the stresses and strains that result from these conditions, without buckling or fracturing.
Boilers and associated components are subject to extreme conditions, including high temperatures, pressure changes, and exposure to corrosive substances. ASTM A209 tubing has been tested and proven to be highly resistant to these conditions, ensuring that it provides long-lasting and reliable performance.
Whether you're working in a commercial or industrial setting, ASTM A209 tubing is an excellent choice for any application that requires high-quality, durable, and reliable tubing. Its versatility and strength make it ideal for a wide range of uses, and its seamless design ensures that it can handle the toughest conditions with ease.
FAQ:
Q: What is the brand name of the Seamless Steel Pipe?
A: The brand name of the Seamless Steel Pipe is GNEE.
Q: What is the model number of the Seamless Steel Pipe?
A: The model number of the Seamless Steel Pipe is ASTM A209 T1, T1a, T1b Boiler Tubes.
Q: Where is the Seamless Steel Pipe manufactured?
A: The Seamless Steel Pipe is manufactured in China.
Q: What is the material used in the Seamless Steel Pipe?
A: The material used in the Seamless Steel Pipe is steel.
Q: What are the applications of the Seamless Steel Pipe?
A: The Seamless Steel Pipe is typically used in high-temperature applications such as boilers, heat exchangers, and superheaters.
