SMO 254 Bars/Rods

Welcome to Maduka Metals, your trusted partner in Abuja for premium stainless steel solutions. We take pride in manufacturing and supplying high-performance SMO 254 bars and rods, materials engineered to excel in the most demanding environments. Our commitment is to provide local industries with reliable, top-tier products that ensure longevity and efficiency in their critical applications, backed by our expert knowledge and dependable service right here in Nigeria’s capital.

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SMO 254 Round Bars

SMO 254 Hex Bars

SMO 254 Rods

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What is SMO 254 Bars ?

SMO 254 is a super-austenitic stainless steel known for its exceptional composition. It features high levels of chromium, nickel, and molybdenum, along with added nitrogen, which gives it superior resistance to pitting and crevice corrosion. This alloy also boasts impressive mechanical strength, toughness, and excellent fabricability, making it a robust choice for components that must withstand aggressive chemical attacks and maintain structural integrity under significant stress.

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SMO 254 Specifications

Standards : EN, DIN, JIS, ASTM, BS, ASME, AISI

Size : 1/2″ to 100″

Length : 100 mm to 6000 mm

Specifications : ASTM A276, A279, A479

Form : Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc.

Finish : Bright, Polish & Black

Chemical Compositions of SMO 254 Bars

Elements Carbon Chromium Manganese Molybdenum Nickel Nitrogen Phosphorus Silicon Sulphur
SMO 254 UNS S31254 0.02 max 19.5-20.5 1.0 max 6.0-6.5 17.5-18.5 0.18-0.22 0.03 max 0.8 max 0.01 max

Mechanical Properties of SMO 254 Bars

0.2% Proof Stress (N/mm2 ) [ksi] minimum 300 [43.5]
Tensile Strength (N/mm2) [ksi] minimum 650
Elongation (%) minimum 35
Hardness (HBN) 270 max
Reduction of Cross Section Area (%) 50

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SMO 254 Bars Types

SMO 254 Hollow Bars
SMO 254 Cold Rolled Rods
SMO 254 Polished Bars
SMO 254 Industrial Forged Bar & Rods
SMO 254 Square Bars
SMO 254 Round Bars

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Frequently Asked Questions (FAQ)

SMO 254 Bars and Rods are designed with a high content of chromium, nickel, and molybdenum, which provides excellent resistance to pitting, crevice corrosion, and stress corrosion cracking. This composition makes them highly effective in aggressive environments, such as marine, chemical processing, and petrochemical industries, where high chloride concentrations are present.

Yes, SMO 254 Bars and Rods can be easily welded using standard welding techniques. However, it is important to follow proper procedures and use appropriate filler materials to maintain the material’s superior corrosion resistance and mechanical properties. This makes it suitable for critical applications where welded joints are required.

SMO 254 Bars and Rods are commonly used in industries such as chemical processing, marine, and petrochemical, where materials need to withstand highly corrosive environments. They are used in heat exchangers, pressure vessels, desalination plants, and other critical infrastructure requiring high performance in extreme conditions.

SMO 254 Bars Uses

The remarkable durability of SMO 254 bars and rods makes them ideal for challenging applications. They are extensively used in chemical processing plants, offshore oil and gas platforms, and pollution control systems like flue gas desulphurization units. You’ll also find them in seawater equipment, pharmaceutical tubing, and pulp and paper manufacturing, wherever exceptional resistance to chlorides and acidic environments is non-negotiable for safety and long-term operational reliability.

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