Home > Duplex Steel Bolts > Duplex Steel Bolts S31803
Request For Our Latest Prices On Duplex Steel Bolts S31803 in Chennai, India!
Puri Fasteners, a trusted manufacturer and supplier in Chennai, specializes in high-quality Duplex Steel Bolts S31803, designed for industries requiring superior strength, durability, and corrosion resistance. With advanced manufacturing facilities and stringent quality control, each bolt is engineered to perform reliably in challenging environments. Duplex Steel S31803 Bolts are known for their excellent mechanical stability and long-term performance, making them suitable for critical applications. Puri Fasteners is committed to delivering precision-engineered fasteners that meet international standards, providing timely supply and dependable customer support, making them a preferred choice for marine, chemical, offshore, and structural engineering applications.
Duplex Steel Bolts S31803 are made from a dual-phase stainless steel alloy with a balanced microstructure of austenite and ferrite, enriched with chromium, nickel, molybdenum, and nitrogen. This composition provides excellent resistance to pitting, crevice corrosion, and stress corrosion cracking, especially in chloride-rich environments. The bolts offer high tensile and yield strength, superior toughness, and excellent fatigue resistance. They maintain stability under high pressure and temperature variations. The combination of mechanical strength and corrosion resistance makes Duplex Steel S31803 Bolts reliable for demanding industrial applications.
|
Grade |
Tensile Strength
(MPa) min |
Elongation
(% in 50mm) |
Yield Strength
0.2% Proof (MPa) min |
Hardness
Rockwell C (HR C) |
|---|---|---|---|---|
| Duplex Steel Bolts S31803 |
621 |
25 |
448 |
21 max |
|
Material |
Specification |
Standards |
Size
|
Length |
|
Duplex Steel S31803
|
IS
BS
ASTM
|
ASTM / ASME – A/ SA 479 / 479 |
3 mm
to
200 mm
|
M02 to M30
|
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 Bolts S31803 are widely used in industries that operate under corrosive, high-pressure, and high-stress conditions. They are commonly applied in offshore platforms, marine engineering systems, and shipbuilding projects due to their resistance to seawater and harsh environmental factors. These bolts are also used in chemical processing plants, oil and gas pipelines, desalination units, heat exchangers, and pressure vessels. Additionally, they are suitable for structural frameworks, heavy machinery, and industrial equipment. Their superior strength, corrosion resistance, and long-term reliability make them an ideal choice for secure fastening in critical and demanding industrial applications.
At Puri Fasteners, Duplex Steel Bolts S31803 are meticulously packaged to ensure their integrity during transit. Each bolt is securely wrapped in protective material to prevent damage, and then placed in sturdy, weather-resistant boxes or crates. Custom packaging options are available to meet specific requirements. Our efficient packaging process safeguards the quality and performance of the bolts, providing customers with reliable, ready-to-use products. This careful handling reflects our commitment to excellence and customer satisfaction.
Puri Fasteners is a leading manufacturer and supplier of high-quality fasteners in Chennai, India, with over 8 years of experience serving global industries.
©2024 Puri Fasteners All Rights Reserved.
