Stainless Steel 405 Pipes are crafted from a unique ferritic stainless steel grade that’s specifically engineered to resist oxidation, thermal fatigue, and moderate corrosion. These pipes include aluminum, which boosts their performance at high temperatures and helps prevent hardening during the welding process. Thanks to their excellent thermal stability, Stainless Steel 405 Pipes are perfect for applications that involve continuous heat exposure. They’re not only easy to fabricate and cost-effective, but they also maintain their structural integrity even in elevated temperatures, making them a dependable choice for industries that demand durability and consistent performance.
Typically, Stainless Steel 405 Pipes contain between 11.5% and 14.5% chromium, along with low carbon and trace amounts of aluminum, manganese, and silicon to enhance their thermal properties and oxidation resistance. The aluminum addition is particularly beneficial as it helps avoid hardening during welding, which improves formability and fabrication capabilities. On the mechanical side, these pipes offer moderate tensile and yield strength, good toughness, and stable performance even when temperatures fluctuate. Their ferritic structure provides resistance to thermal shock, oxidation, and scaling, making them reliable for high-temperature service conditions.
| Specifications | : | ASTM A268 / SA 268 |
| Dimensions | : | ASTM, ASME and API |
| Size | : | 1/4″ (6.25mm) to 8″ (203mm), WT 0.02″ (0.5mm) to 0.5″(12mm) |
| Schedule | : | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
| Specialized in | : | Large Diameter Size |
| Length | : | Single Random, Double Random & Cut Length. |
| Form | : | Round, Square, Rectangular, Hydraulic Etc |
|
|
C |
Cr |
Fe |
Mn |
Si |
S |
P |
Ni | Al |
|
405 |
0.08 max |
min: 11.5 max: 14.5 |
balance |
1.0 max |
1.0 max |
0.03 max |
0.04 max |
0.50 max |
min: 0.1 max: 0.3 |
Grade | Tensile Strength ksi (MPa) min | Yield Strength 0.2% offset ksi (MPa) min | Elongation (% in 50mm) min | Hardness (Brinell) MAX | Hardness (Rockwell B) MAX |
405 | 60 (415) | 25 (170) | 20 | 179 | 88 |
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We ensures high standards of quality through rigorous testing and certification. Testing and certifications in chemical analysis, mechanical testing, and dimensional checks on every pipe. Our stainless steel 405 pipes are certified to be long-lasting, resistant to corrosion, and perform at maximum levels; this is due to the industry-specific regulations and specifications of clients about reliability.
Stainless Steel 405 ERW (Electric Resistance Welded) pipes are made by welding stainless steel strips, offering good heat resistance and durability, suitable for automotive exhaust systems and high-temperature applications.
Stainless Steel 405 EFW (Electric Fusion Welded) pipes are created through fusion welding of stainless steel plates, providing high strength and heat resistance, ideal for large-diameter, high-temperature applications.
Stainless Steel 405 LSAW (Longitudinally Submerged Arc Welded) pipes are produced using submerged arc welding, offering strong heat resistance and durability for large-diameter, high-temperature industrial applications.
Stainless Steel 405 Seamless pipes are manufactured without welding, providing uniform strength and excellent heat resistance, ideal for automotive exhaust systems, heat exchangers, and high-temperature applications.
Stainless Steel 405 Welded pipes are made by welding stainless steel sections, offering good heat resistance and strength, suitable for exhaust systems and high-temperature industrial processes.
Stainless Steel 405 Square pipes feature a square cross-section, providing structural support and heat resistance for applications in automotive and industrial sectors requiring durability and high-temperature performance.
You’ll find Stainless Steel 405 Pipes used in a variety of applications that require heat resistance and the ability to handle thermal fatigue. They’re commonly found in heat exchangers, annealing covers, furnace components, and thermal processing equipment. In the automotive sector, these pipes are utilized in exhaust systems and muffler components because they can withstand high temperatures. They’re also used in petrochemical processing, steam lines, and power generation equipment. Plus, Stainless Steel 405 Pipes are suitable for food processing machinery, mild chemical environments, and general fabrication where reliable heat resistance and moderate corrosion protection are key.







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