Maduka Metals, a reputable manufacturer and supplier located in Abuja, Nigeria, specializes in high-quality Stainless Steel 431 Bars and Rods. These products are designed for outstanding strength, corrosion resistance, and durability. Crafted to meet international standards, they ensure reliable performance across demanding industrial, marine, and chemical applications. Maduka Metals caters to a variety of sectors, including aerospace, automotive, petrochemical, and power generation, offering cutting-edge stainless steel solutions. With meticulous manufacturing processes and rigorous quality control, each Stainless Steel 431 Bar and Rod boasts superior mechanical properties, long-lasting reliability, and impressive resistance to wear and corrosion, making them perfect for critical high-performance and structural components.
The composition of Stainless Steel 431 Bars and Rods primarily features martensitic stainless steel, which contains about 15–17% chromium, 3–4% nickel, along with trace amounts of carbon, manganese, and silicon. This blend provides excellent corrosion resistance, high tensile strength, and commendable toughness. In terms of mechanical properties, 431 stainless steel showcases a tensile strength ranging from 800–1000 MPa, a yield strength of 500–700 MPa, and hardness levels reaching up to 35 HRC, making it an ideal choice for components that demand durability, strength, and resilience in harsh environments.
Dimensions : EN, DIN, JIS, ASTM, BS, ASME, AISI
Standard : ASTM A276, ASTM A479
Material Grade : Stainless Steel 431 (UNS S43100)
Stainless Steel 431 Round Bars : Outside Diameter in the range of 4mm to 500mm
Stainless Steel 431 Bright Bars : Outside Diameter in the range of 4mm to 100mm
Stainless Steel 431 Hex Bars : 18mm – 57mm (11/16″ to 2-3/4″)
Stainless Steel 431 Square Bars : 18mm – 47mm (11/16″ to 1-3/4″)
Stainless Steel 431 Flats : 1/2” to 10” in thickness range of 2mm to 150mm, Custom Size Stainless Steel Flats available
Length : 1 to 6 Meters, Custom Cut Lengths
Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
| 431 | Max | Min |
| C | 0.20 | – |
| Cr | 17.00 | 15.00 |
| Fe | Balance | – |
| Mn | 1.00 | – |
| Ni | 2.50 | 1.25 |
| P | 0.040 | – |
| S | 0.030 | – |
| Si | 1.00 | – |
| Element | SS 431 |
| Density | 0.2800 lb/inch³ |
| Electrical Resistivity | 70° Ohms (circ mil./ft.) |
| Modulus of Elasticity | 29.0 X 10^3 |
|
Grade |
UNS No |
Old British |
Euronorm |
Swedish SS |
Japanese JIS |
||
|
BS |
En |
No |
Name |
||||
|
431 |
S43100 |
431S29 |
57 |
1.4057 |
X17CrNi16-2 |
2321 |
SUS 431 |
Stainless Steel 431 Bars and Rods are ideal for applications requiring high strength and corrosion resistance. They are commonly used in marine, aerospace, automotive, and engineering industries for manufacturing shafts, fasteners, valve components, and other high-strength parts exposed to harsh environments.
Stainless Steel 431 offers a combination of high strength, excellent corrosion resistance, and good wear resistance, making it suitable for demanding applications. Unlike other grades, it has a higher hardness and is often used where mechanical performance and toughness are critical.
Stainless Steel 431 Bars and Rods find extensive use in industries that require materials with high strength, corrosion resistance, and durability. In the aerospace and automotive fields, they are commonly used for shafts, fasteners, gears, and structural components that face stress and corrosive conditions. In the petrochemical and chemical sectors, these bars and rods are essential for pumps, valves, and piping systems that handle aggressive fluids. They are also utilized in marine applications for components exposed to seawater and challenging environments. Furthermore, Stainless Steel 431 Bars and Rods are perfect for industrial machinery, power generation, and engineering applications where strength, durability, and corrosion resistance are crucial.
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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