| Specification |
Value |
| Standard |
ASTM A213/A213M Seamless Austenitic Stainless Steel Boiler and Heat Exchanger Tubes |
| Grade |
TP304/304L, TP309S, TP310S, TP310MoLN, TP316/316L, TP317/317L, TP321/321H, TP347/347H/347HFG, TP348/348H, TP444 |
| Manufacturing Process |
Hot Finished, Cold Finished |
| Seam Type |
Seamless |
| Dimension |
Tube OD: 4-127mm Tube WT: 0.4-12.7mm |
| Length |
1000-12000mm |
| Delivery Condition |
Annealed |
| Inspection Certificate |
EN 10204 Type 3.1 (Mill Test Certificate), EN 10204 Type 3.2 (Witness Testing or 3rd Party Inspection) |
| Test |
Chemical analysis, Tension tests, Flaring tests, Hydrostatic tests, Air underwater pressure tests, Nondestructive electric tests |
Packing
The tubes are neatly arranged or bundled, lined with PVC bags, and placed inside the wooden crate.
Application
| Grade |
Applications |
| TP304/304L |
Heat exchangers, chemical containers, food processing equipment, and piping systems. |
| TP309S |
Furnace parts, heat exchangers, and aircraft and jet engine components. |
| TP310S |
Furnace parts, heat exchangers, and cryogenic structures. |
| TP310MoLN |
Applications requiring high corrosion resistance at elevated temperatures, such as chemical processing and power generation equipment. |
| TP316/316L |
Chemical and petrochemical processing, food processing, pharmaceutical equipment, and marine applications. |
| TP317/317L |
Chemical and petrochemical processing, especially for handling sulfuric acid compounds, pulp and paper industry, and food processing equipment. |
| TP321/321H |
Aircraft piston engine manifolds, expansion joints, chemical processing, and heat exchangers. |
| TP347/347H/347HFG |
High-temperature applications include aircraft exhaust stacks and manifolds, heat exchangers, and chemical processing. |
| TP348/348H |
Applications similar to TP347 but with added requirements for nuclear reactor core components and related applications. |
| TP444 |
Automotive exhaust systems, hot water tanks, and solar water heaters. |