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The Fasteners Mart from Mumbai, India, is a premier manufacturer and international distributor of industrial fasteners with superior performance. Their range of products includes SMO 254 Washers made of high-alloy austenitic stainless steel with impressive corrosion-resistant properties. The washers come in different shapes like flat, spring, and custom shapes. Made of Grade SMO 254, they are perfect for application in harsh environments such as marine, chemical, and offshore applications because of their better resistance to pitting, crevice corrosion, and chloride stress cracking.
SMO 254 Washers contain about 20% chromium, 18% nickel, 6% molybdenum, and 0.2% nitrogen. All these elements give it excellent corrosion resistance and superior strength. The washers have a tensile strength of around 650 MPa and yield strength of about 300 MPa. SMO 254 Washers have a density of 8 g/cm³ and a melting point of around 1350°C. SMO 254 Washers retain their strength in high-temperature, high-pressure, and corrosive conditions, offering long-term performance in harsh industrial conditions.
| Grade | Ni | C | Mo | Mn | Si | F | Cu | S | P | Cr |
| SMO 254 | 17.5 – 18.5 | 0.02 max | 6 – 6.5 | 1 max | 0.8 max | – | 0.5 – 1 | 0.01 max | 0.03 max | 19.5 – 20.5 |
| Element | Density | Melting Point | Yield Strength (0.2%Offset | Tensile Strength | Elongation |
| SMO 254 | 8.0 g/cm3 | 1320-1390 ℃ | 300 | 650 | 35 % |
Standard ASTM A182, A479 / ASME SA182, SA479
Dimensions DIN 125/127, ISO 7089/7090, ASME B18.22.1
Type Cold Forged, Hot Forged, Bar Stock Machined, Bar Stock Milling
Size M6-M64
Grade SMO 254 F44 UNS (S31254), DIN (1.4547)
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.
SMO 254 Washers are widely used in industries where high resistance to chloride-induced corrosion is essential. Common applications include offshore oil and gas rigs, desalination plants, marine structures, pulp and paper mills, and chemical processing equipment. These washers are critical in sealing joints and distributing loads in aggressive environments, preventing galvanic corrosion and enhancing assembly life. Their durability in harsh conditions makes them a favorable pick for industries that operate in highly salty or chemically reactive environments.
The Fasteners Mart provides safe and timely delivery of SMO 254 Washers to customers globally. Products are packaged carefully in long-lasting materials like bubble wrap, moisture-proof foil, and wooden crates to avoid damage during transportation. Shipments are accurately labeled, which guarantees correct traceability and customer satisfaction.
The Fasteners Mart is a leading manufacturer and supplier of high-quality fasteners in Mumbai, India, with over 8 years of experience serving global industries.
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