Maduka Metals, a prominent manufacturer and supplier located in Abuja, Nigeria, is known for crafting top-notch Stainless Steel 431 Hex Bars. These bars are celebrated for their remarkable strength, toughness, and resistance to corrosion. Designed to adhere to international quality standards, they’re perfect for critical applications across various industrial sectors. Maduka Metals takes pride in delivering products with precise dimensions, a flawless surface finish, and dependable performance. The Stainless Steel 431 Hex Bars from the company are highly regarded in the marine, aerospace, automotive, and construction industries, thanks to their outstanding mechanical and structural properties.
These hex bars are primarily made up of iron, with 15–17% chromium, 1.25–2.5% nickel, and carefully controlled levels of carbon, manganese, silicon, phosphorus, and sulfur. This martensitic stainless steel boasts a tensile strength of around 850 MPa and a yield strength close to 520 MPa, ensuring impressive hardness while maintaining moderate ductility. It also provides excellent resistance to corrosion and scaling in both marine and industrial environments, along with superior mechanical stability and impact toughness after heat treatment.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| ement | C | Cr | Mn | Ni | P | S | Si |
| SS 431 | 0.20 | 17.00-15.00 | 1.00 | 2.50-1.25 | 0.040- | 0.030 | 1.00 |
| Element | Density | Electrical Resistivity | Modulus of Elasticity |
| SS 431 | 0.2800 lb/inch³ | 70° Ohms (circ mil./ft.) | 29.0 X 10^3 |
| HEXAGONS | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.55 | 1.79 |
| 18 | 0.69 | 2.27 |
| 20 | 0.85 | 2.80 |
| 22 | 1.03 | 3.39 |
| 25 | 1.33 | 4.38 |
| 28 | 1.67 | 5.49 |
| 30 | 1.92 | 6.30 |
| 32 | 2.19 | 7.17 |
| 36 | 2.77 | 9.07 |
| 38 | 3.08 | 10.11 |
| 40 | 3.41 | 11.20 |
| 45 | 4.32 | 14.18 |
| 50 | 5.34 | 17.50 |
| 56 | – | – |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
SS 431 Hex Bar provides superior corrosion resistance and higher strength compared to lower-grade stainless steels like 304, making it more suitable for demanding applications in harsh environments like marine and aerospace.
SS 431 Hex Bar is commonly used to manufacture high-strength fasteners, bolts, shafts, and valve components, especially in industries like aerospace, marine, and chemical, where corrosion resistance and durability are critical.
Stainless Steel 431 Hex Bars find extensive use in marine shafts, pump components, valve parts, and fasteners, all due to their strength and resistance to corrosion. They’re also ideal for creating automotive parts, aircraft fittings, and mechanical tools that demand high durability. Additionally, these bars are utilized in chemical processing equipment, oil and gas machinery, and construction frameworks where precision and longevity are crucial. Their unique blend of high mechanical strength and corrosion resistance makes them perfect for challenging engineering applications.
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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