ASTM A789 UNS S31200 Duplex Stainless Steel Tube Manufacturers in India
Sachiya Steel International is a leading manufacturer of ASTM A789 UNS S31200 Duplex Stainless Steel Tube in India. We are known for producing high-quality, durable stainless steel tubes that meet international standards. Our products are trusted across industries like oil and gas, marine, and chemical processing.
Why Choose ASTM A789 UNS S31200 Duplex Stainless Steel Tubes?
ASTM A789 UNS S31200 Duplex Stainless Steel Tube offer both high strength and corrosion resistance. These qualities make them ideal for harsh environments. Duplex stainless steel has a unique composition that ensures excellent resistance to chloride-induced stress corrosion cracking. Additionally, it has better strength than traditional austenitic stainless steels.
At Sachiya Steel International, we produce these tubes with precision. Our strict quality control ensures that each tube performs optimally, even in the toughest conditions. Below, you’ll find detailed specifications for these duplex stainless steel tubes.
Specifications of ASTM A789 UNS S31200 Duplex Stainless Steel Tubes
| Specification | Details |
|---|---|
| Standard | ASTM A789 |
| Material Grade | UNS S31200 |
| Form | Seamless, Welded |
| Outer Diameter (OD) | 6.00 mm – 219.10 mm |
| Wall Thickness | 0.5 mm – 8 mm |
| Length | Up to 6 meters (customizable) |
| End Types | Plain End, Beveled End, Threaded |
| Surface Finish | Annealed, Pickled, Polished |
| Application | Oil & Gas, Marine, Chemical, Construction |
| Heat Treatment | Solution Annealed |
The Benefits of Duplex Stainless Steel Tubes
When compared to other stainless steels, duplex stainless steel offers significant advantages. For instance, it has twice the strength of many austenitic grades. Also, its enhanced corrosion resistance makes it suitable for industries with demanding environments. Furthermore, duplex steel is more cost-effective. It reduces material thickness without sacrificing strength, resulting in savings. This combination of properties makes it highly versatile across various applications.
Price List of ASTM A789 UNS S31200 Duplex Stainless Steel Tubes
| Size (OD x Thickness) | Price per Meter (INR) |
|---|---|
| 6 mm x 1 mm | ₹350 |
| 12 mm x 1.5 mm | ₹420 |
| 25.4 mm x 2 mm | ₹550 |
| 50.8 mm x 3 mm | ₹750 |
| 101.6 mm x 5 mm | ₹1,050 |
| 219.1 mm x 8 mm | ₹2,500 |
Note: Prices can vary based on quantity and market conditions. Please contact us for the latest pricing.
At Sachiya Steel International, we offer competitive pricing. While affordability is important, we ensure that product quality remains uncompromised. Our tubes are thoroughly tested to meet both domestic and international standards.
Chemical Composition of ASTM A789 UNS S31200 Duplex Stainless Steel Tubes
The chemical composition of ASTM A789 UNS S31200 ensures high performance. Its resistance to pitting and crevice corrosion is enhanced by its specific alloying elements. Here’s a breakdown of the key components:
| Element | Percentage (%) |
|---|---|
| Carbon (C) | 0.03 max |
| Chromium (Cr) | 23.0 – 28.0 |
| Nickel (Ni) | 3.5 – 5.5 |
| Molybdenum (Mo) | 0.1 – 0.6 |
| Manganese (Mn) | 0.5 – 1.5 |
| Silicon (Si) | 0.3 – 0.8 |
| Phosphorus (P) | 0.03 max |
| Sulfur (S) | 0.02 max |
| Nitrogen (N) | 0.08 – 0.20 |
This unique composition contributes to the material’s durability and corrosion resistance, making it suitable for environments with chloride exposure.
Mechanical Properties of ASTM A789 UNS S31200 Duplex Stainless Steel Tubes
| Property | Value |
|---|---|
| Tensile Strength (MPa) | 620 min |
| Yield Strength (MPa) | 450 min |
| Elongation (%) | 25 min |
| Hardness (Brinell) | 230 max |
| Impact Energy (J) | 27 J at room temperature |
These mechanical properties ensure that ASTM A789 UNS S31200 performs exceptionally well under stress. Its high yield and tensile strength make it suitable for demanding applications. Moreover, its elongation ensures ductility, reducing the risk of cracking under pressure.
Dimensional Range for Duplex Stainless Steel Tubes
Choosing the correct dimensions is vital for any project. At Sachiya Steel International, we offer a wide range of sizes to cater to different industry needs. Our tubes can be customized to meet specific project requirements, ensuring a perfect fit.
Dimensions of ASTM A789 UNS S31200 Duplex Stainless Steel Tubes
| Size (OD) | Wall Thickness (mm) | Length (m) |
|---|---|---|
| 6 mm | 0.5 – 1.5 mm | Up to 6 meters |
| 12 mm | 1.0 – 2.0 mm | Up to 6 meters |
| 25.4 mm | 1.5 – 3.0 mm | Up to 6 meters |
| 50.8 mm | 2.0 – 4.0 mm | Up to 6 meters |
| 101.6 mm | 3.0 – 6.0 mm | Up to 6 meters |
| 219.1 mm | 5.0 – 8.0 mm | Up to 6 meters |
For custom lengths, please feel free to contact us. We provide tailored solutions to meet the needs of your specific application.
Export Markets for Duplex Stainless Steel Tubes
Sachiya Steel International is proud to have a global reach. Our duplex stainless steel tubes are exported to various countries across the world. We have built a strong reputation for timely delivery and excellent customer service.
Export Countries for ASTM A789 UNS S31200 Duplex Stainless Steel Tubes
| Region | Countries |
|---|---|
| Asia | India, China, Japan, South Korea, Singapore, Malaysia |
| Middle East | UAE, Saudi Arabia, Qatar, Kuwait, Oman, Bahrain |
| Europe | Germany, UK, France, Italy, Spain, Netherlands, Poland |
| Africa | South Africa, Egypt, Nigeria, Kenya, Algeria |
| Americas | USA, Canada, Brazil, Mexico, Argentina |
| Oceania | Australia, New Zealand |
Our commitment to quality ensures that clients from all regions receive products that meet their standards. Additionally, our expertise in logistics guarantees timely delivery, no matter where you are located.
Conclusion
When it comes to ASTM A789 UNS S31200 Duplex Stainless Steel Tubes, Sachiya Steel International stands as a leader in both quality and service. With our global export network and competitive pricing, we are the preferred choice for businesses worldwide. Whether you’re in need of standard or custom-sized duplex stainless steel tubes, we have the solution for you.
Contact Sachiya Steel International today for a quote or more information on our ASTM A789 UNS S31200 duplex stainless steel tubes.