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MUKAU FASTENERS, a reliable manufacturer and supplier based in Kinshasa, Congo, proudly presents its top-notch Duplex Steel Washers. These washers are crafted to provide outstanding strength, impressive corrosion resistance, and precise dimensional accuracy. Made from duplex stainless steel, they cleverly blend the advantages of both austenitic and ferritic structures, ensuring remarkable mechanical properties and resistance to corrosion. MUKAU FASTENERS’ Duplex Steel Washers are perfect for tough applications across various industries, including petrochemical, marine, oil and gas, and construction. Renowned for their durability and resilience, these washers excel in load distribution, vibration resistance, and longevity, even in the most challenging and corrosive environments.
Duplex Steel Washers are mainly made up of chromium (around 22%), nickel (5–6%), molybdenum (3%), and nitrogen, which together provide excellent resistance to pitting, stress corrosion cracking, and crevice corrosion. They boast high tensile strength (up to 800 MPa), solid yield strength, and impressive toughness at both high and low temperatures. Thanks to their dual-phase microstructure, these washers offer enhanced hardness, fatigue resistance, and superior weldability. They maintain their structural integrity under high pressure, making them ideal for aggressive chemical and marine settings where strength and corrosion protection are crucial.
| Dimension | : | ASTM, DIN, BS, GB, IS and all International Standards |
| Length | : | 3 mm to 200 mm |
| Washer Size | : | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Heat Treatment | : | Annealing, Stress Relieving, Case Hardening, Quenching and Tempering. |
| Type | : | Plain Washer, Spring Washer, Tooth Washer, Tapper Washer, Tab Washer, Star Washer etc. |
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.
Duplex Steel Washers find extensive use in industries that require both mechanical strength and corrosion resistance. You’ll commonly see them in offshore platforms, chemical processing plants, desalination units, heat exchangers, and power generation equipment. They also play a vital role in structural assemblies, marine hardware, and oil refineries, helping to distribute load and prevent loosening due to vibration or stress. In the pulp and paper industry, these washers shine in chloride-rich environments. Duplex Steel Washers are the go-to choice for high-pressure systems and corrosive atmospheres, ensuring reliability and performance where it matters most.
At Mukau Fasteners, our Duplex Steel Washers are carefully packaged to arrive in perfect condition. Each washer is individually wrapped to prevent damage and clearly labeled for easy identification. We use durable, protective materials and custom packaging solutions to protect against contamination and physical impact during transit. Our commitment to quality extends to our packaging, ensuring that every order meets the highest standards of safety and integrity upon delivery.
Mukau Fasteners is a leading manufacturer and supplier of high-quality fasteners in Kinshasa, Congo, with over 8 years of experience serving global industries.
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