ASTM A556 Superheater Steel Tube
ASTM A556 Superheater Steel Tube - seamless steel tube
Alloy Cold Drawn Seamless Heat Transfer Tube
Factory supply ASTM A199 alloy condenser & heat exchanger tubes, multiple delivery heat treatment states, custom deep processing, international equivalent steel grade matching and full export certification available.
ASTM A199 specification covers minimum-wall-thickness, seamless cold-drawn intermediate alloy steel tubes intended for use in heat exchangers, condensers, and similar heat transfer apparatus. These tubes are used for transporting fluids and gases at high temperatures and pressures.
The grades of steel covered by ASTM A199 are commonly used in industries such as petrochemical, power generation, and chemical processing, where high-temperature performance and resistance to corrosion are required. The choice of grade depends on several factors, including the specific application, environmental conditions, and required mechanical properties.
ASTM A199 tubes are produced using various manufacturing processes, including hot finished or cold-finished, and the tubes are then subjected to various tests such as flattening test, hydrostatic test or nondestructive electric test to ensure they meet the specified requirements.
Overall, ASTM A199 tubes are an important component of industrial heat transfer systems, providing a safe and efficient means for transporting fluids and gases at high temperatures and pressures.
ASTM A199/A199M is the standard specification for seamless cold-drawn intermediate alloy steel tubes, typically used in heat exchangers, condensers, and other heat transfer equipment. These tubes are designed for high-temperature services and are known for their strength, durability, and resistance to oxidation.
ASTM A199/A199M tubes provide exceptional performance in high-temperature heat transfer applications, such as heat exchangers, boilers, and condensers. Their seamless construction and cold-drawn manufacturing process ensure high strength, precision, and durability, making them a reliable choice for industrial applications requiring efficient heat transfer and corrosion resistance.
ASTM A199 covers seamless, cold-drawn, intermediate alloy steel tubes for heat exchangers, condensers and similar heat-transfer equipment. Grades are based on chromium-molybdenum compositions for elevated temperature service.
| Grade | C ≤ | Mn | P ≤ | S ≤ | Si | Cr | Mo |
|---|---|---|---|---|---|---|---|
| T4 | 0.15 | 0.30–0.60 | 0.030 | 0.030 | 0.50–1.00 | 2.15–2.85 | 0.44–0.65 |
| T5 | 0.15 | 0.30–0.60 | 0.030 | 0.030 | ≤0.50 | 4.00–6.00 | 0.45–0.65 |
| T7 | 0.15 | 0.30–0.60 | 0.030 | 0.030 | 0.50–1.00 | 6.00–8.00 | 0.45–0.65 |
| T9 | 0.15 | 0.30–0.60 | 0.030 | 0.030 | 0.25–1.00 | 8.00–10.00 | 0.90–1.10 |
| T11 | 0.15 | 0.30–0.60 | 0.030 | 0.030 | 0.50–1.00 | 1.00–1.50 | 0.44–0.65 |
| T22 | 0.15 | 0.30–0.60 | 0.030 | 0.030 | ≤0.50 | 1.90–2.60 | 0.87–1.13 |
* Optional: Ni ≤ 0.40; V 0.18–0.25; Nb 0.06–0.10; N 0.03–0.07; Al ≤ 0.04
| Grade | Tensile Strength (MPa ≥) |
Yield Strength (MPa ≥) |
Elongation (%) |
Hardness (HRB ≤) |
|---|---|---|---|---|
| T4 / T5 / T7 / T9 / T11 / T22 | 415 | 170 | 30 / 22* | 85 |
* Longitudinal / Transverse; mechanical properties not applicable to tubes < 3.2 mm ID or < 0.4 mm wall.
Ceramic lined pipe is made through self-propagating high-temperature synthesis (SHS) technique.
Cast basalt lined steel pipe is composed by lined with cast basalt pipe, outside steel pipe and cement mortar filling between the two layers.
Ceramic tile lined pipes have very uniform coating of specially formulated ceramic material that is affixed to the inner of the pipe.
The material of the rare earth alloy wear-resistant pipe is ZG40CrMnMoNiSiRe, which is also the grade of rare earth alloy steel.
Tubes Erosion Shields are used to protect boiler tubing from the highly erosive effects of high temperatures and pressures thereby greatly extending tube life.
The ASTM A213 T91 seamless tubes are primarily used for boiler, superheater, and heat-exchanger.
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