Request For Our Latest Prices On Duplex Steel Nuts S31803 in Kuala lumpur, Malaysia!
Mira Fasteners is the leading Duplex Steel Nuts S31803 manufacturer and supplier in Kuala Lumpur, Malaysia. Made from austenitic-ferritic stainless steel, the nuts provide maximum corrosion resistance, high tensile strength, and great resistance against chloride stress cracking. Also referred to as Duplex 2205, S31803 nuts are perfect for corrosive and high-pressure conditions. Mira Fasteners provides hex nuts, lock nuts, cap nuts, and flange nuts with close tolerance and conformance to ASTM A479 and DIN specifications. Our Duplex S31803 nuts provide safe fastening solutions in stressful marine, chemical, and offshore sectors.
Duplex Steel S31803 Nuts consist of 22% chromium, 5–6% nickel, 3% molybdenum, and nitrogen. They offer high yield strength (around 450–550 MPa) and tensile strength up to 750 MPa. The nuts have superior corrosion resistance in oxidizing and chloride environments and show performance at high temperatures. Mira Fasteners provides accurate thread engagement, non-galling performance, and long-lasting finishing in each product.
| S31803 | Density | Melting Point | Yield Strength (0.2%Offset) | Tensile Strength | Elongation |
| 7.8 g/cm3 | 1350 °C (2460 °F) | Psi – 80000 , MPa – 550 | Psi – 116000 , MPa – 800 | 15 % |
| S31803 | C | N | P | Si | Mn | Mo | Fe | Cr | S | Ni |
| 1.0 | 0.03 | 0.02 | 2.0 | 3.0 – 3.5 | 22.0 – 23.0 | 0.03 | 4.5 – 6.5 | 0.14 – 0.2 | Bal |
| Specifications | ASTM A479 / ASME SA479 |
| Standards | DIN, ASTM, BS and all International Standards |
| Length | 3 mm to 200 mm |
| Size | M3 – M56 | 3/6″ to 2″ | Custom Sizes |
| Type | Hex Head Bolts, Square Bolts, U bolts, Eyebolts, T bolt, Hex Bolt, Lag Bolts, Countersunk Bolts, Hex Head nuts, Square nuts, Locknuts, Eye nuts, wing nuts, T nuts, Panel Nuts, Coupling Nuts, Dome nuts, Acorn Nuts |
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 S31803 Nuts find application in seawater piping, desalination plants, chemical storage tanks, offshore platforms, and structural components. Its duplex microstructure makes it more resistant to dynamic loads, yet resilient to corrosion and erosion. Suitable for bolted flange connections in marine and chemical plant equipment, these nuts ensure firm sealing even with high vibration or pressure. Mira Fasteners manufactures Duplex 2205 nuts specifically for demanding applications that need superior mechanical performance and long-term corrosion protection.
At Mira Fasteners, Duplex Steel Nuts S31803 are meticulously packaged to ensure their integrity and quality during transit. Each nut is individually inspected and wrapped in protective materials to prevent damage. For bulk orders, nuts are securely packed in durable, corrosion-resistant containers. Our packaging solutions are designed to maintain product excellence, safeguarding against environmental factors and ensuring that the nuts arrive in optimal condition. Trust Mira Fasteners for secure and reliable packaging of your high-quality components.
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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