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**Maria Pipes and Tubes**, located in Kuala Lumpur, Malaysia, stands out as a leading manufacturer and supplier of **Stainless Steel 316H Electropolished Pipes**. They specialize in providing top-notch piping solutions designed for high-temperature and high-purity applications. Thanks to their state-of-the-art electropolishing technology and rigorous quality control measures, the company ensures that their pipes meet the highest standards for surface finish and corrosion resistance. With a variety of sizes, schedules, and finish options available, these electropolished pipes are perfect for industries such as power generation, chemical processing, pharmaceuticals, thermal systems, and architecture.
**Stainless Steel 316H** (UNS S31609) is a high-temperature variant within the 300-series austenitic stainless steel family. Its chemical makeup generally consists of chromium (16–18%), nickel (10–14%), molybdenum (2–3%), and a higher carbon content (up to ~0.10%) compared to standard 316 grades. This increased carbon content enhances creep strength and stability at elevated temperatures while still offering excellent general corrosion resistance, creep rupture strength, and weldability. Typical mechanical properties include a tensile strength of ≥515 MPa and a yield strength of ~205 MPa, along with good ductility.
| Electropolished Pipe Standard | ASTM A269 / ASME SA269 |
| Electropolished Pipe Dimension | ANSI/ASME B36.19M, ANSI/ASME B36.10M |
| Seamless Electropolished Pipe Sizes | 1 / 2″ NB – 16″ NB |
| Welded Electropolished Pipe Sizes | 1 / 2″ NB – 24″ NB |
| Electropolished Pipe Outside Diameter | 6.00 mm OD up to 914.4 mm OD, Sizes up to 24” NB available Ex-stock, OD Size Steel Electropolished Pipes available Ex-stock |
| Electropolished Pipe Manufacturing Process | Seamless / Welded / ERW / Fabricated / CDW / 100% X Ray Welded |
| Stainless Steel Electropolished Pipe Schedule | SCH 5, SCH10, SCH 40, SCH 80, SCH 80S, SCH 160, SCH XXS, SCH XS |
| Electropolished Pipe Length | Single Random, Double Random, Standard & Cut length |
| Delivery Condition | Annealed and Pickled, Polished, Bright Annealed, Cold Drawn |
| Outside Finish | 2B, No.4, No.1, No.8 Mirror Finish for Stainless Steel Electropolished 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 | Mo | Ni | Fe |
| SS 316H | 0.10 max | 2.0 max | 0.75 max | 0.045 max | 0.030 max | 16.00 – 18.00 | 2.00 – 3.00 | 10.00 – 14.00 | 68.89 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
The **Electropolishing** process plays a crucial role in enhancing the surface finish of the steel, resulting in a smooth, mirror-like appearance by eliminating surface imperfections and strengthening the protective passive layer. The advantages of this process include significantly improved corrosion resistance, better hygiene, easier cleaning, and the removal of tiny pits where contaminants or bacteria could settle.
| STANDARD | WERKSTOFF NR. | UNS |
| SS 316H | 1.4919 | S31609 |
We offer custom sizes for Stainless Steel 316H Electropolished Pipes to meet your specific needs. Our dedicated team at Maria Pipes and Tubes provides tailored solutions for all your piping and tubing requirements. For more information, contact us at sales@mariapipes.com.
Stainless Steel 316H Electropolished Pipes are widely used in various industries due to their excellent corrosion resistance, high temperature strength and aesthetic finish Common applications include pharmaceutical, food processing, pharmaceuticals work and the marine environment. The electropolishing process increases the surface area, reduces friction and prevents bacterial attachment, making this pipe ideal for cleaning in addition in addition to being used in construction projects and furnishings in because of its brightness. Overall, their durability and resistance to extreme conditions make them an important candidate for use.
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