Home > Duplex Steel > Duplex Steel S31803 Bolts
Wai Nickel Alloys, a well-respected manufacturer and supplier located in Naypyidaw, Myanmar, specializes in high-quality Duplex Steel S31803 Bolts. These bolts are known for their impressive strength, corrosion resistance, and durability, making them perfect for tough industrial settings like chemical processing, marine operations, and oil and gas applications. With cutting-edge technology and precision engineering at their core, Wai Nickel Alloys guarantees that each bolt adheres to international standards, featuring accurate threading, a superior finish, and outstanding performance even under high pressure and corrosive conditions. When it comes to reliable and long-lasting fastening solutions, Duplex Steel S31803 Bolts are the go-to choice for many industries.
What sets Duplex Steel S31803 Bolts apart is their unique microstructure, which balances austenite and ferrite to deliver double the strength of standard stainless steels. This alloy is made up of about 22% chromium, 5–6% nickel, 3% molybdenum, and nitrogen, providing exceptional resistance to pitting, crevice corrosion, and chloride stress corrosion cracking. These bolts boast high tensile and yield strength, excellent fatigue resistance, and good weldability, ensuring they perform reliably even in challenging and variable environmental conditions.
|
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
|
|
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 |
At Wai Nickel Alloys, we take pride in being the largest supplier, exporter, and manufacturer of Duplex Steel S31803 Bolts in Naypyidaw, Myanmar, providing cutting-edge solutions for all your piping needs. Our state-of-the-art production plants are strategically located in the Myanmar, allowing us to maintain a vast inventory of over 16,000 tons of premium-quality materials readily available in stock. We are dedicated to delivering superior products and services, ensuring reliability and excellence for our global clientele.
Contact us to get a quick quote for your requirement.
You’ll find Duplex Steel S31803 Bolts widely utilized in sectors like petrochemical, desalination, power generation, marine engineering, and offshore platforms. They’re perfect for securing components in pipelines, pressure vessels, heat exchangers, and structural assemblies that face corrosive and high-stress environments. Thanks to their remarkable mechanical properties and resistance to oxidation and chemical attacks, they are a top choice for critical applications. With their strength, precision, and long-term reliability, Duplex Steel S31803 Bolts provide exceptional performance across a variety of industrial sectors.