Welcome to Maduka Metals, your trusted partner for premium industrial materials right here in Abuja. We specialize in supplying high-performance stainless steel solutions tailored for Nigeria’s demanding environments. Our Stainless Steel 317L Hollow Bar is a prime example, offering exceptional durability and resistance for critical applications. We understand that your projects require reliability, and we are committed to providing not just a product, but a dependable resource to support the growth and integrity of your work.
The strength of 317L lies in its enhanced composition, which includes higher levels of molybdenum, chromium, and nickel compared to common 304 grades. This specific alloy mix gives it superior resistance to corrosion, particularly against chlorides and acids, making it a champion in harsh conditions. Mechanically, it maintains excellent toughness and strength, even at elevated temperatures, ensuring your fabricated components can withstand significant stress and thermal cycling without compromising their structural integrity.
Standard ASTM A276, A479 / ASME SA276, SA479
Range 3.17 MM TO 350 MM DIA
Diameter 25mm to 152mm
Size Tolerance h8, h9(DIN 671), h10, h11, ASTM A484, DIN 1013
Finish Bright, Polish & Black
Form Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wiremesh, Billet, Ingot, Forging Etc.,
Condition Cold Drawn & Polished Cold Drawn, Centreless Ground & Polished
Other Services Machining (CNC), Centreless Grinding (CG), Heat Treatment, Anneling, Pickling, Polish, Rolling, Forging, Cutting, Bending, Minor Fabrication
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | Fe |
| SS 317L | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 18.00 – 20.00 | 3.00 – 4.00 | 11.00 – 15.00 | 57.845 min |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.9 g/cm3 | 1400 °C (2550 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
The low carbon content of SS 317L reduces the risk of carbide precipitation at high temperatures, preventing grain boundary corrosion. This enhances its stability, weldability, and overall performance, making it more reliable in high-temperature environments, especially in corrosive conditions.
SS 317L Hollow Bars offer excellent corrosion resistance, particularly against chlorides and acidic environments, making them ideal for marine and chemical processing industries. Their high strength, durability, and resistance to pitting and crevice corrosion ensure long-lasting performance in harsh conditions.
This hollow bar is a favorite in industries where failure is not an option. You’ll find it forming the backbone of critical components in chemical processing plants, pharmaceutical equipment, and marine applications around Nigeria. Its exceptional resistance to pitting and crevice corrosion makes it ideal for fabricating pipes, valves, pumps, and reactor vessels that handle aggressive chemicals. Essentially, wherever extreme environments threaten standard materials, 317L hollow bar provides the robust, long-lasting performance needed for safety and efficiency.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Maduka Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Abuja, Nigeria
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