ASTM A213 Stainless Steel Boiler, Superheater, Heat-Exchanger Tubes
- Grade:TP304/304L, TP309S, TP310S, TP310MoLN, TP316/316L, TP317/317L, TP321/321H, TP347/347H/347HFG, TP348/348H, TP444
- Tube OD: 4-127mm
- Tube WT: 0.4-12.7mm
- Length: 1000-12000mm
- Type: Seamless
Features
ASTM A213/A213M Seamless Austenitic Stainless Steel Boiler, Superheater, and Heat-Exchanger Tubes
Chemical Composition (wt.%)
Grade | UNS No. | C (%) | Mn (%) | P (%) | S (%) | Si (%) | Cr (%) | Ni (%) | Mo (%) | N (%) | Other Elements |
TP304/304L | S30400/S30403 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 8.0-11.0 | – | – | – |
TP309S | S30908 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 22.0-24.0 | 12.0-15.0 | – | – | – |
TP310S | S31008 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 24.0-26.0 | 19.0-22.0 | – | – | – |
TP310MoLN | S31050 | 0.02 | 2.00 | 0.045 | 0.030 | 1.00 | 24.0-26.0 | 19.0-22.0 | 2.00-2.50 | 0.10-0.16 | – |
TP316/316L | S31600/S31603 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 16.0-18.0 | 10.0-14.0 | 2.00-3.00 | – | – |
TP317/317L | S31700/S31703 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 18.0-20.0 | 11.0-15.0 | 3.00-4.00 | – | – |
TP321/321H | S32100/S32109 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-12.0 | – | – | – |
TP347/347H/347HFG | S34700/S34709/S34747 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | – | – | Nb: 0.20 |
TP348/348H | S34800/S34809 | 0.08 | 2.00 | 0.045 | 0.030 | 1.00 | 17.0-19.0 | 9.0-13.0 | – | – | Nb: 0.20 |
TP444 | S44400 | 0.025 | 1.00 | 0.040 | 0.030 | 1.00 | 17.5-19.5 | 0.75 | 1.75-2.50 | 0.03 | – |
Mechanical Properties
Grade | UNS Designation | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) |
TP304/304L | S30400/S30403 | 515 | 205 | 35 |
TP309S | S30908 | 515 | 205 | 35 |
TP310S | S31008 | 515 | 205 | 35 |
TP310MoLN | S31050 | 515 | 205 | 35 |
TP316/316L | S31600/S31603 | 515 | 205 | 35 |
TP317/317L | S31700/S31703 | 515 | 205 | 35 |
TP321/321H | S32100/S32109 | 515 | 205 | 35 |
TP347/347H/347HFG | S34700/S34709/S34747 | 515 | 205 | 35 |
TP348/348H | S34800/S34809 | 515 | 205 | 35 |
TP444 | S44400 | 485 | 275 | 20 |
Technical Specifications
Specification | Value |
Standard | ASTM A213/A213M Seamless Austenitic Stainless Steel Boiler, Superheater, 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. |