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API 5L GR. B HSAW Pipes
We can help supply all of the Carbon Steel HSAW Pipes or linepipe supplies that your company needs for use in the oil or natural gas industries.
Chemical Composition: ASTM A209 Grade T1A alloy steel tubes typically contain elements such as carbon (C), manganese (Mn), silicon (Si), and molybdenum (Mo). These alloying elements enhance the tubes' high-temperature strength and resistance to corrosion.
High-Temperature Application: Grade T1A tubes are suitable for use in applications where elevated temperatures and high pressures are encountered, such as in power generation, petrochemical, and chemical processing industries.
Seamless Manufacturing: ASTM A209 Grade T1A tubes are typically manufactured using a seamless process to ensure uniform material properties and the ability to withstand high-temperature and high-pressure environments.
Chemical Composition Of ASTM A209 Grade T1a
| Element | Composition, % |
| Grade T1a | |
| Carbon | 0.15–0.25 |
| Manganese | 0.30–0.80 |
| Phosphorus, max | 0.025 |
| Sulfur, max | 0.025 |
| Silicon | 0.10–0.50 |
| Molybdenum | 0.44–0.65 |
Tolerances of Length
| Method of Manufacture |
Specified Outside Diameter, in.[mm] |
Cut Length, in. [mm] | |
| Over | Under | ||
| Seamless, hot-finished | All sizes | 3 ⁄ 16 [5] | 0 [0] |
| Seamless, cold-finished | Under 2 [50.8] | 1 ⁄ 8 [3] | 0 [0] |
| 2 [50.8] or over | 3 ⁄ 16 [5] | 0 [0] | |
| 2 [50.8] or over | 3 ⁄ 16 [5] | 0 [0] | |
