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Mira Fasteners is a well-respected manufacturer and supplier of **Super Duplex Steel Fasteners** based in Kuala Lumpur, Malaysia. They provide high-strength fastening solutions that can handle even the toughest environments. Renowned for their outstanding corrosion resistance and mechanical durability, Mira’s Super Duplex fasteners are perfect for industries like offshore, chemical, marine, and oil & gas. These fasteners are crafted to meet international standards and come in a variety of types, sizes, and thread forms. With a strong emphasis on precision engineering and quality control, Mira Fasteners guarantees that each Super Duplex Steel Fastener will perform reliably under high pressure, stress, and corrosive conditions.
Super Duplex Steel Fasteners are mainly made from austenitic-ferritic stainless steel grades like UNS S32750 and S32760. They typically feature around 24–26% chromium, 6–8% nickel, 3–5% molybdenum, and nitrogen, which provide them with remarkable resistance to pitting, crevice, and chloride stress corrosion. These fasteners boast impressive mechanical strength, with yield strength surpassing 550 MPa and tensile strength reaching up to 800 MPa. Their dual-phase microstructure enhances toughness and weldability, making Super Duplex Fasteners ideal for applications that involve aggressive media and high mechanical loads.
| Specification | IS, BS, ASTM, ASME |
| Grade | Super Duplex Steel | UNS S32750 | S32760 |
| Standard | ASTM A479 ASME SA479 |
| Length | 3mm to 200mm |
| Form | Screw, Nuts, Bolts, Washers |
| Size | 3/6″ to 2″, M3 – M56, Custom Sizes |
| Application | Oil & Gas, Heat exchanger and condenser, Automobile Industry, Engineering, Power plants, Refineries & Petrochemicals, Ship building, Desalination Plants |
| Phosphorus | Sulphur | Silicon | Carbon | Manganese | Nickel | Molybdenum | Nitrogen | Copper | Chromium |
|---|---|---|---|---|---|---|---|---|---|
| 0.035 % max | 0.02 % max | 0.80 % max | 0.03% Max | 1.20 % max | 6.00 – 8.00 % | 3.00 – 5.00 % | 0.24 – 0.32 % | 0.50 % max | 24.0 – 26.0 % |
To satisfy our clients needs by providing high quality products at competitive price as per the schedule and to maintain long term relationship with our clients.
Super Duplex Steel fasteners are essential in several high-performance applications. In chemical processing, they efficiently address issues of working with aggressive chemicals and high pressure. In marine environments, they do not corrode with sea water hence they are very reliable in the long run. In the oil and gas industry, they offer secure fastening where high stress is exerted on the equipment. In addition, Super Duplex Steel fasteners are used in power generation and construction industries due to their excellent performance in severe conditions.
You’ll find Super Duplex Steel Fasteners widely used in industries that demand exceptional resistance to corrosion, erosion, and fatigue. In offshore oil and gas platforms, they are essential for subsea equipment and structural assemblies that face harsh seawater conditions. In the chemical sector, they secure equipment that comes into contact with acidic and corrosive substances. Desalination plants, marine engineering projects, heat exchangers, and pulp & paper processing also depend on these fasteners for their longevity and performance. Their high strength and corrosion resistance help lower maintenance costs and extend the lifespan of critical infrastructure.
Mira Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kuala lumpur, Malaysia, with over 8 years of experience serving global industries.
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