Maduka Metals, a reputable manufacturer and supplier located in Abuja, Nigeria, specializes in high-quality Stainless Steel Flat Bars designed for exceptional strength, corrosion resistance, and durability. These flat bars are crafted to meet international standards, guaranteeing reliable performance in tough industrial, marine, and chemical environments. Maduka Metals caters to a variety of industries, including aerospace, petrochemical, automotive, and power generation, offering cutting-edge stainless steel solutions. With meticulous manufacturing processes and rigorous quality control, each Stainless Steel Flat Bar boasts outstanding mechanical properties, long-lasting reliability, and impressive resistance to wear and corrosion, making them perfect for structural, engineering, and high-performance uses.
These Stainless Steel Flat Bars are made from top-notch stainless steel alloys that include chromium, nickel, molybdenum, along with trace amounts of carbon, manganese, and silicon. This unique blend ensures remarkable corrosion resistance, high tensile and yield strength, and good ductility. In terms of mechanics, they showcase tensile strengths between 500–1200 MPa, yield strengths of 250–900 MPa, and hardness values reaching up to 40 HRC, depending on the specific grade. Their mix of strength, toughness, and resistance to chemical exposure makes them ideal for structural, industrial, and marine applications that require durability and long-lasting performance.
| Specification | EN 10272, EN 10088-3 Grade 304/ 304L, 316/ 316L |
|---|---|
| Standard | API, ASME, SUS, DIN, EN, GB, UNS, ASTM, AISI |
| Sizes | 3mm to 800mm diameter |
| Length |
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| Finish | Cold Drawn Turned, Bright Drawn, Polished, Rough Turned, Centreless Ground, Bright, Annealed, Smooth Turned, Peeled, Grinding, Black |
| Tolerances | H12, H11, K11, K12, H10, H8, H9, H13, K10, K9 |
| Surface Finish | 1D, HL, 8K, NO.4, 2D, NO.1, NO.3, 2B, BA |
| Production Method | Rolled / Forged |
| Characteristics |
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| Value Added Services at Suraj Metal |
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| Other available forms | Forging, Profiles, T-Bar, Rod, Hollow, Triangle, Channel, Threaded, Ingot, Rounds, Rectangle, Blocks, Billet, I/H, Half-Round, Angle, Precision-Ground |
| Port |
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| Export to | Saudi Arabia, Peru, Italy, Malaysia, USA, Vietnam, Thailand, Egypt, Brazil, Ireland, Spain, Kuwait, Dubai, Singapore, Canada, Oman, Indonesia, Russia, Korea, Mexico, Canada, etc |
| Grade | Size in mm | Price List |
| AISI 304 | 12 x 3 | FOB Price: USA $10.39 |
| AISI 316L | 12 x 3 | FOB Price: USA $19.38 |
| AISI 316L | 12 x 5 | FOB Price: USA $19.95 |
| AISI 304 | 12 x 6 | FOB Price: USA $20.19 |
| AISI 304 | 20 x 3 | FOB Price: USA $17.12 |
| AISI 304 | 20 x 5 | FOB Price: USA $30.14 |
| AISI 316L | 20 x 5 | FOB Price: USA $31.91 |
| AISI 304 | 20 x 6 | FOB Price: USA $33.08 |
| AISI 316L | 20 x 6 | FOB Price: USA $39.23 |
| AISI 304 | 20 x 10 | FOB Price: USA $60.69 |
| AISI 304 | 20 x 15 | FOB Price: USA $62.17 |
| AISI 304 | 25 x 3 | FOB Price: USA $12.92 |
| AISI 316L | 25 x 3 | FOB Price: USA $23.61 |
| AISI 304 | 25 x 5 | FOB Price: USA $35.60 |
| AISI 304 | 25 x 6 | FOB Price: USA $45.42 |
| AISI 316L | 25 x 6 | FOB Price: USA $49.65 |
| AISI 304 | 25 x 8 | FOB Price: USA $60.29 |
| AISI 304 | 25 x 10 | FOB Price: USA $73.56 |
| AISI 316L | 25 x 10 | FOB Price: USA $55.08 |
| AISI 304 | 25 x 12 | FOB Price: USA $91.84 |
| METRIC STAINLESS STEEL FLAT BAR (mm) | IMPERIAL STAINLESS STEEL FLAT BAR | ||
|---|---|---|---|
| 8 X 5 | 50 X 12 mm | 3/8″ x 1/8″ | 1.1/2″ x 1/2″ |
| 12 X 3 | 50 X 20 mm | 1/2″ x 1/8″ | 1.1/2″ x 3/4″ |
| 12 X 6 | 50 X 25 mm | 1/2″ x 3/16″ | 1.1/2″ x 1″ |
| 12 X 10 | 50 X 40 mm | 1/2″ x 1/4″ | 1.3/4″ x 1.1/4″ |
| 15 X 3 | 60 X 3 mm | 5/8″ x 5/16″ | 2″ x 1/2″ |
| 15 X 5 | 60 X 5 mm | 3/4″ x 3/8″ | 2″ x 5/8″ |
| 15 X 6 | 60 X 6 mm | 1″ x 3/16″ | 2″ x 3/4″ |
| 15 X 10 | 60 X 8 mm | 1″ x 1/4″ | 2″ x 1.1/2″ |
| 16 X 8 | 60 X 10 mm | 1″ x 5/16″ | 2.1/2″ x 3/8″ |
| 20 X 3 | 60 X 12 mm | 1″ x 1/2″ | 2.1/2″ x 1″ |
| 20 X 5 | 60 X 15 mm | 1.1/4″ x 1/8″ | 2.1/2″ x 1.1/4″ |
| 20 X 6 | 65 X 5 mm | 1.1/4″ x 1/4″ | 3″ x 1/4″ |
| 20 X 8 | 65 X 6 mm | 1.1/4″ x 5/16″ | 3″ x 1/2″ |
| 20 X 10 | 65 X 8 mm | 1.1/4″ x 3/8″ | 3″ x 3/4″ |
| 20 X 12 | 65 X 10 mm | 1.1/4″ x 3/4″ | 3″ x 1″ |
| 25 X 3 | 65 X 12 mm | 1.1/4″ x 1″ | 4″ x 3/4″ |
| 25 X 4 | 65 X 15 mm | 1.1/2″ x 3/16″ | 4″ x 5/8″ |
| 25 X 5 | 70 X 10 mm | 1.1/2″ x 1/4″ | 4″ x 1″ |
| 25 X 6 | 75 X 3 mm | 1.1/2″ x 3/8″ | |
| 25 X 8 | 75 X 5 mm | ||
| 25 X 10 | 75 X 6 mm | ||
| 25 X 12 | 75 X 8 mm | ||
| 25 X 16 | 75 X 10 mm | ||
| 25 X 20 | 75 X 12 mm | ||
| 30 X 3 | 75 X 15 mm | ||
| 30 X 4 | 75 X 16 mm | ||
| 30 X 5 | 75 X 20 mm | ||
| 30 X 6 | 80 X 5 mm | ||
| 30 X 8 | 80 X 6 mm | ||
| 30 X 10 | 80 X 8 mm | ||
| 30 X 12 | 80 X 10 mm | ||
| 30 X 15 | 80 X 35 mm | ||
| 30 X 20 | 100 X 3 mm | ||
| 35 X 6 | 100 X 5 mm | ||
| 38 X 3 | 100 X 6 mm | ||
| 40 X 3 | 100 X 8 mm | ||
| 40 X 5 | 100 X 10 mm | ||
| 40 X 6 | 100 X 12 mm | ||
| 40 X 8 | 100 X 15 mm | ||
| 40 X 10 | 100 X 20 mm | ||
| 40 X 12 | 100 X 25 mm | ||
| 40 X 20 | 100 X 30 mm | ||
| 40 X 25 | 120 X 12 mm | ||
| 45 X 6 | 125 X 6 mm | ||
| 50 X 3 | 150 X 6 mm | ||
| 50 X 4 | 150 X 10 mm | ||
| 50 X 5 | 200 X 10 mm | ||
| 50 X 6 | 250 X 12 mm | ||
| 50 X 8 | 300 X 12 mm | ||
| 50 X 10 | |||
| FlatS | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.62 | 2.05 |
| 18 | 0.79 | 2.59 |
| 20 | 0.76 | 2.49 |
| 22 | 1.18 | 3.87 |
| 25 | 1.52 | 5.00 |
| 28 | 1.91 | 6.27 |
| 30 | 2.19 | 7.20 |
| 32 | 2.50 | 8.19 |
| 36 | 3.16 | 10.37 |
| 38 | 3.52 | 11.55 |
| 40 | 3.90 | 12.80 |
| 45 | 4.94 | 16.20 |
| 50 | 6.10 | 20.00 |
| 56 | 7.65 | 25.08 |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
The thickness of a stainless steel flat bar directly influences its strength. Thicker bars offer greater resistance to bending, torsion, and stress, making them more suitable for heavy-duty applications. Thinner bars, however, may be more flexible but less durable.
Stainless steel flat bars can be cut using methods like a saw (manual or power), angle grinders, laser cutting, or water jet cutting. The choice of method depends on the bar's thickness, precision required, and available equipment.
Yes, stainless steel flat bars are highly resistant to corrosion due to their chromium content, which forms a protective oxide layer. This layer prevents rust and deterioration, making stainless steel ideal for applications exposed to moisture and harsh environments.
Stainless Steel Flat Bars find extensive use in industries that require materials that are both corrosion-resistant and high-strength. In the chemical and petrochemical sectors, they serve as frameworks, supports, piping structures, and equipment that come into contact with harsh chemicals. In marine settings, they are essential for shipbuilding, offshore platforms, and desalination systems due to their ability to withstand saltwater corrosion. In aerospace, automotive, and power generation, flat bars are utilized for structural components, machinery parts, and the fabrication of heavy-duty equipment.






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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