Lecong Stainless is a well-respected manufacturer and supplier based in Da Nang, Vietnam, known for its top-notch Stainless Steel 409L Pipes. These pipes are celebrated for their strength, durability, and impressive resistance to corrosion. Stainless Steel 409L is a low-carbon ferritic stainless steel grade that not only enhances weldability but also offers better resistance to scaling at high temperatures compared to the standard 409 grade. Thanks to their toughness, oxidation resistance, and cost-effectiveness, these pipes are a popular choice for a variety of industrial applications. With state-of-the-art production facilities, meticulous engineering, and rigorous quality checks, Lecong Stainless guarantees that their Stainless Steel 409L Pipes meet international standards, serving industries in Vietnam and around the world with dependable solutions.
The composition of Stainless Steel 409L Pipes primarily includes iron, chromium (10.5–12%), low carbon, and small amounts of manganese, silicon, and titanium for stabilization. The low carbon content not only improves weldability but also minimizes the risk of carbide precipitation, ensuring a long service life. These pipes boast mechanical properties such as a tensile strength of 380–450 MPa, yield strength of about 170–240 MPa, and good elongation for formability. Their ferritic microstructure contributes to their toughness, thermal stability, and resistance to oxidation at high temperatures. Stainless Steel 409L Pipes are highly regarded for their excellent balance of strength, corrosion resistance, and affordability in industrial settings.
| Specifications | ASTM A554 / ASME SA554(Ornamental Tubing Specification) or ASTM A 312 |
| Size | 10mm x 20mm to 150 x 300mm, other non standard sizes available on request |
| Wall Thickness | 0.5mm to 6mm |
| Length | Up to 6 meters, custom cut lengths |
| Type | Seamless, Welded, ERE, EFW |
| Finish | 2B, No.1 Pickled Finish, No.4 finish, BA Finish, No.8 Mirror Finish, Electropolished Rectangular Pipes |
| Delivery Condition | Bright Annealed, Polished or Annealed and Pickled |
| Packing | In bundles, coating, Ends can be bevelled or rectangular cut, End Capped Certification & supplementary test, Finishing & Identity Mark |
| Type | Seamless / ERW / Welded / Fabricated / LSAW Pipes |
| Form | Round, Square, Rectangular, Hydraulic Etc |
| Length | Single Random, Double Random & Cut Length. |
| End | Plain End, Beveled End, Treaded |
| Grade | C | Ni | Si | S | Mn | P | Cr | Ti | |
| SS 409L | min. | – | – | – | – | – | – | 10.5 | 6*(%C+%N) |
| max. | 0.03 | 0.5 | 1.00 | 0.02 | 1.00 | 0.04 | 11.7 | 0.5 | |
| Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HRB) max | Brinell (HB) max | |||
| 379 | 207 | 20 | 75 | 131 |
Contact us to get a quick quote for your requirement.
We provides full test and certification on its Stainless Steel 409L Pipes. It has quality controls on every single pipe, whether it is under mechanical testing or chemical analysis as well as non-destructive examinations, to ensure high performance, high durability, and reliability for varied industrial applications in compliance with international standards.
Stainless Steel 409L ERW (Electric Resistance Welded) pipes are manufactured by welding stainless steel strips, offering cost-effective, corrosion-resistant pipes suitable for automotive exhaust systems and other high-temperature applications.
Stainless Steel 409L EFW (Electric Fusion Welded) pipes are produced by fusing stainless steel plates, providing high-strength, oxidation-resistant pipes ideal for exhaust systems and industrial applications with elevated temperatures.
Stainless Steel 409L LSAW (Longitudinally Submerged Arc Welded) pipes are made using submerged arc welding, offering strong, heat-resistant pipes for large-diameter applications, such as automotive exhaust systems and high-temperature environments.
Stainless Steel 409L Seamless pipes are manufactured without welding, providing uniform strength and high resistance to oxidation, ideal for use in exhaust systems and other high-temperature, corrosive applications.
Stainless Steel 409L Welded pipes are produced by welding stainless steel sections, offering durability and cost-effectiveness for high-temperature and exhaust system applications, with good resistance to oxidation and corrosion.
Stainless Steel 409L Square pipes feature a square cross-section, providing structural support and heat resistance, ideal for automotive exhaust systems and industrial applications requiring both durability and resistance to oxidation.
Lecong Stainless is a leading supplier, and stockist of high-quality Stainless Steel 409L Pipes in Da Nang, Vietnam. Our products are widely used in various applications, and we are committed to delivering excellent service, resulting in high customer satisfaction. Our unique finishing techniques further distinguish us in the stainless steel industry. We are dedicated to consistently providing superior products and effectively meeting our customer’s needs.
These pipes find extensive use in industries that require cost-effective, heat-resistant, and corrosion-resistant piping solutions. They are commonly found in automotive exhaust systems, catalytic converters, and mufflers, thanks to their ability to endure scaling and oxidation. In industrial settings, they are utilized in boilers, heat exchangers, ducting, and refinery equipment. Their outstanding weldability and durability also make them ideal for construction, food processing, and agricultural machinery.
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