Welcome to Maduka Metals, your trusted partner for premium stainless steel solutions right here in Abuja. We take pride in supplying high-performance materials that meet the rigorous demands of various industries, and our SMO 254 Hex Bar and Rod are prime examples of this commitment. Designed for exceptional durability and resistance, these products are ideal for challenging environments where ordinary materials fall short.
The strength of SMO 254 lies in its advanced composition, which includes high levels of chromium, nickel, and molybdenum, along with a deliberate nitrogen addition. This unique blend gives the alloy outstanding mechanical properties, including a high tensile strength and excellent yield strength. It is specifically engineered to resist pitting and crevice corrosion, making it far more robust than conventional stainless steels.
Standards : ASTM A276, A279, A479
Grade : SMO 254, UNS No. S31254
Diameter : 5mm~ 500 mm
Size : 1/2″ to 100″
Length : 100 mm to 6000 mm
Form : Hex, Square, Hex (A/F) Bush, Rectangle, Flat
Finish : Bright, Black, Polish
| Standard | SMO 254 |
| UNS | S31254 |
| WERKSTOFF NR. | 1.4547 |
| AFNOR | Z1 CNDU 20.18.06Az |
| SIS | 2378 |
| GOST | – |
| BS | – 254 |
| OR | – |
| EN | X1CrNiMoCuN20-18-7 |
| Diameter, mm | Tolerances, mm |
| 20-35 | -0/+0.15 |
| 40-45 | -0/+0.16 |
| 50-70 | -0/+0.19 |
| 75-95 | -0/+1.00 |
| 100-250 | -0/+1.50 |
Yes, SMO 254 Hex Bar and Rod can be welded. It requires careful welding techniques, using appropriate filler materials and maintaining proper heat control to preserve its corrosion resistance and strength.
SMO 254 Hex Bar and Rod should be stored in a dry, clean environment, protected from moisture, chemicals, and extreme temperatures. Use proper supports to prevent deformation and corrosion.
Yes, SMO 254 Hex Bar and Rod can be recycled. As a high-grade stainless steel, it retains its properties after recycling, making it an environmentally friendly option for reuse in manufacturing.
Because of its superior resistance to corrosion, our SMO 254 Hex Bar and Rod are indispensable in some of the toughest applications. You will find them performing reliably in chemical processing plants, offshore oil and gas equipment, and pollution control scrubbers. They are also perfect for constructing marine components, pharmaceutical tubing, and flue gas desulphurization systems, ensuring long-lasting performance where failure is not an option.






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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