SA249 TP316L SS WELDED TUBE
SA249 TP316L SS Welded Tube refers to a stainless steel welded tube that is manufactured according to the specifications outlined in ASTM A249. The "SA249" designation indicates that the tube meets the requirements of the ASME SA249 standard, which covers welded austenitic steel boiler, superheater, heat-exchanger, and condenser tubes.
The "TP316L" grade refers to the specific stainless steel alloy used in the tube. TP316L is a low-carbon version of TP316, which is a commonly used stainless steel alloy known for its excellent corrosion resistance and high-temperature strength. The "L" in TP316L stands for "low carbon," indicating that the alloy has a reduced carbon content to enhance its weldability and prevent sensitization to intergranular corrosion.
Overall, SA249 TP316L SS Welded Tubes are widely used in industries such as petrochemical, chemical, pharmaceutical, food processing, and power generation, where corrosion resistance and high-temperature strength are essential requirements.
ASTM A249 SS 316L Tube Chemical Properties
| Grade | | C | Mn | Si | P | S |
| 316L | Min | – | – | – | – | – |
| | Max | 0.03 | 2 | 0.75 | 0.045 | 0.03 |
Mechanical Properties Of ASTM A249 TP316L Stainless Steel Tube
| Grade | Tensile Str | Yield Str | Elong | Hardness |
| (MPa) min | 0.2% Proof | (% in 50mm) min |
| | (MPa) min | | Rockwell B (HR B) max | Brinell (HB) max |
| 316L | 485 | 170 | 40 | 95 | 217 |
Mechanical Properties Of ASTM A249 TP316L Stainless Steel Tube
| Grade | UNS No | Old British | Euronorm |
| | | BS | En | No | Name |
| 316L | S31603 | 316S11 | – | 1.4404 | X2CrNiMo17-12-2 |
SA249 TP316L SS welded tube can be used in various applications, including:
1. Heat exchangers: The high corrosion resistance of TP316L stainless steel makes it suitable for use in heat exchangers, where it can handle high temperatures and corrosive fluids.
2. Pharmaceutical industry: TP316L stainless steel is commonly used in the pharmaceutical industry due to its excellent corrosion resistance and ability to withstand high temperatures and sterilization processes.
3. Food processing: The sanitary properties of TP316L stainless steel make it ideal for use in the food processing industry, where it is used in equipment such as tanks, piping, and fittings.
4. Petrochemical industry: TP316L stainless steel is commonly used in the petrochemical industry for applications such as piping, pressure vessels, and storage tanks, where it can handle corrosive environments and high temperatures.
5. Automotive industry: TP316L stainless steel welded tubes can be used in automotive applications, such as exhaust systems, where corrosion resistance and high temperature resistance are required.
6. Oil and gas industry: TP316L stainless steel welded tubes are used in the oil and gas industry for applications such as pipelines, offshore platforms, and refineries, where they can handle corrosive environments and high pressures.
7. Water treatment: TP316L stainless steel welded tubes are used in water treatment plants for applications such as piping and tanks, where corrosion resistance and durability are essential.
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