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Maria Pipes and Tubes, located in Kuala Lumpur, Malaysia, has built a solid reputation as a manufacturer and supplier of top-notch stainless steel piping products. Their Stainless Steel 309 Pipes are designed to excel in high-temperature and corrosive settings. Renowned for their strength, heat resistance, and outstanding corrosion protection, these pipes meet international standards and find applications in various industries, including petrochemical, power generation, heat treatment, and chemical processing. Maria Pipes and Tubes is dedicated to delivering dependable, long-lasting piping solutions for even the most challenging applications.
Stainless Steel 309 Pipes are made up of about 22–24% chromium and 12–15% nickel, which gives them remarkable resistance to oxidation, high temperatures, and chemical exposure. This alloy boasts impressive mechanical strength, with a tensile strength reaching up to 620 MPa and good creep resistance, making it perfect for continuous use in temperatures as high as 1000°C. The unique composition of SS 309 helps it maintain its structural integrity during thermal cycling and in high-heat situations.
| Pipe Standard | ASTM A312 ASME SA312 / ASTM A358 ASME SA358 |
| Pipe Dimension | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
| Pipe Sizes | 1 / 2″ NB – 24″ NB |
| Pipe Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Tubes available Ex-stock |
| Steel Pipe Manufacturing Process | Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded |
| Stainless Steel Pipe Shapes | Hydraulic, Round, Rectangle, Square, Hex, Honed |
| Stainless Steel Pipe Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Pipe Ends | Half Hard, Soft, Hard, Quarter Hard, Spring Hard |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Pipes, Finish as per customer Requirements |
| Value Added Services | Cutting, Beveling, Polishing, Threading, Destructive, Non Destructive, Ultrasonic Testing |
| GRADE | C | Mn | Si | P | S | Cr | Ni |
|---|---|---|---|---|---|---|---|
| SS 309 | 0.2 max | 2 max | 1 max | 0.045 max | 0.03 max | 22-24 | 12-15 |
| Grade | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
|---|---|---|---|
| SS 309 | 620 min. | 310 min. | 30 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless Steel 309 Pipes are commonly utilized in high-temperature service applications, including furnace components, heat exchangers, kilns, and flue gas systems. Their robust resistance to oxidation and scaling makes them an excellent choice for thermal processing equipment, petrochemical facilities, and exhaust systems. Additionally, these pipes are well-suited for structural applications that face heat and corrosive environments, providing long-lasting durability, low maintenance, and reliable performance under both mechanical and thermal stress.
Maria Pipes and Tubes, one of the largest suppliers of Stainless Steel 309 pipes in Kuala lumpur, Malaysia, offers a comprehensive range of high-quality pipes and tubes suitable for various industrial applications. Their extensive inventory and commitment to exceptional service make them a go-to choice for stainless steel products in the region.
Yes, we offer custom sizes for Stainless Steel 309 pipes to meet your specific requirements. Our team at Maria Pipes and Tubes is committed to providing tailored solutions for all your Piping & tubing needs. For more details, contact us at sales@mariapipes.com.
Stainless steel 309 pipe is widely used at high temperatures because of its excellent oxidation resistance and mechanical strength. Typical applications include furnace components, heat exchangers, and industrial furnaces, where longevity is required. It is also used in the petrochemical, chemical processing and power generation industries, providing reliable performance in harsh environments. Also, these pipes are ideal for welding and fabrication processes, making them suitable for construction applications. The ability to withstand extreme temperatures and ambient conditions makes stainless steel 309 pipe a desirable option for industrial units
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