Super Duplex Steel Sheets and Plates

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Super Duplex Steel Sheets and Plates Manufacturer, Exporter and Supplier in Auckland, New Zealand.

Super Duplex Plate Price In Auckland, Duplex and Super Duplex Steel Sheets and Plates Supplier in Christchurch, New Zealand.

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Super Duplex Steel Sheets and Plates are vital to today’s industrial environment, prized for their outstanding strength, resistance to corrosion, and longevity. These materials are essential across a wide range of applications in various industries, such as oil and gas, chemical processing, marine engineering, and desalination plants. Their distinctive blend of high mechanical strength and excellent resistance to stress corrosion cracking makes them perfect for challenging environments, guaranteeing durable performance and dependability.

Super Duplex Steel Sheets and Plates Specifications

Product name S235 ASTM Hot Rolled mild carbon steel plate sheet
Thickness 0.1-60mm (Or as custom’s request)
Width 1250-2500mm (Or as custom’s request)
Standard ASTM EN DIN GB ISO JIS BA ANSI
Steel Grade Q235, Q345, ST37, Q195, Q215, A36, 45#, 16Mn, SPHC,SS400…
Technique hot rolled cold rolled (as custom’s request)
Classification steel for building structures with welded and other connections.
Products hot-rolled steel, wide-strip universal, shaped steel, roll-formed sections.
Application Steel grade S235 is used in the manufacture of rolled products intended for building steel structures with welded and other connections.
Welding Steel grade S235 can be welded without restrictions.
Tolerance ±1%
MOQ 1 ton
Supply Ability 5000 tons / month
Lead Time 7-15 working days after the receipt of 30% deposit
Payment Terms 30%T/T Advance + 70% Balance
Price Terms FOB, CFR, CIF, EXW
Packing Standard sea-worthy package or as required

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Super Duplex Steel Sheets and Plates Mechanical Properties

GradesDensity (g/cm 3)Density (lb/in 3)Melting Point (°C)Melting Point (°F)
Super Duplex Steel Sheet and Plates7.8050.2851420 – 14652588 – 2669

Top Super Duplex Steel Sheets and Plates Manufacturing Company in Auckland

At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for all your piping requirements. With cutting-edge production facilities strategically situated in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.

Super Duplex Steel Sheets and Plates Grades

Reach out to us for a fast quote tailored to your requirement.

We supply these Super Duplex Steel Sheets and Plates conforming to DIN, ISO, JIS or ANSI Standard.

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Advantages of Super Duplex Steel Sheets and Plates

Advantages of Super Duplex Steel Sheets and Plates
  1. Corrosion Resistance: Super Duplex Steel Sheets and Plates deliver outstanding resistance to corrosion, which makes them well-suited for demanding conditions, such as corrosive acids and media that contain chlorides.
  2. High Strength: These materials outperform conventional duplex and austenitic stainless steel, delivering structural strength and long-lasting performance across a range of uses.
  3. Excellent Weldability: Super Duplex Steel Sheets and Plates provide excellent weldability, enabling straightforward fabrication and construction while preserving their mechanical characteristics.
  4. Pitting and Crevice Corrosion Resistance: They show strong resistance to pitting and crevice corrosion, a key benefit in uses where contact with corrosive materials is common.
  5. Stress Corrosion Cracking Resistance: Super Duplex alloys withstand stress corrosion cracking, boosting their dependability and durability under high-stress conditions.

Types of Super Duplex Steel Sheets and Plates

Duplex Steel Hot Rolled Sheets in New Zealand
Duplex Steel Hot Rolled Sheets
Super Duplex Steel Cold Drawn Plates in New Zealand
Super Duplex Steel Cold Drawn Plates
Super Duplex Steel Plates in New Zealand
Super Duplex Steel Plates
Super Duplex Steel Chequered Plates in New Zealand
Super Duplex Steel Chequered Plates
Duplex Steel Shim Sheets in New Zealand
Duplex Steel Shim Sheets
Super Duplex Steel Sheets and Plates in New Zealand
Super Duplex Steel Sheets and Plates

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Super Duplex Steel Sheets and Plates Uses

Application Industry

Super Duplex Steel Sheets and Plates play a vital role across industries thanks to their durability, corrosion resistance, and versatility. Within construction, they serve in cladding and structural components. The food and beverage processing sector depends on stainless steel for sanitary equipment and storage. Automotive uses take advantage of their heat resistance in exhaust systems. Furthermore, they are indispensable in oil and gas infrastructure, pharmaceuticals, chemical processing, aerospace, and marine engineering, underscoring their broad usefulness in today’s industrial environments.

Oil & Gas Industry

Aviation Industry

Petro Chemical Industry

Power Generation Industry

  1. Oil and Gas Industry: Super Duplex Steel Sheets and Plates find extensive use throughout the oil and gas industry across numerous applications, such as offshore platforms, subsea pipelines, and machinery subjected to corrosive drilling conditions.
  2. Chemical Processing: Because Super Duplex Steel offers excellent corrosion resistance and chemical stability, it is well suited for chemical processing facilities, where it serves in reactors, vessels, and additional equipment that handles corrosive materials.
  3. Desalination Plants: Owing to its ability to resist corrosion in chloride-heavy settings, Super Duplex Steel is frequently applied in desalination plants for building heat exchangers, pumps, and other essential parts.
  4. Marine Engineering: Super Duplex Steel serves in marine settings for parts such as ship hulls, offshore structures, and equipment exposed to the corrosive impact of seawater.
  5. Pulp and Paper Industry: Its resistance to both corrosion and erosion renders Super Duplex Steel appropriate for the pulp and paper industry, where it is used in digesters, bleach plants, and additional processing equipment.

How to Choose the Right Super Duplex Steel Sheets and Plates

  1. Corrosion Resistance Requirements: Evaluate the particular corrosion difficulties your application faces, such as contact with acidic or chloride-bearing environments, and select a Super Duplex Steel grade that offers the suitable corrosion resistance characteristics.
  2. Temperature Conditions: Take into account the operating temperature range of your application, since certain Super Duplex Steel grades may deliver better results at high temperatures, whereas others perform best in cryogenic conditions.
  3. Mechanical Properties: Assess the mechanical strength and toughness your application demands, taking into account aspects like load-bearing capacity, impact resistance, and overall structural integrity.
  4. Weldability: If welding plays a key role in your fabrication process, opt for a Super Duplex Steel grade with strong weldability to ensure straightforward fabrication and the preservation of desired mechanical properties.
  5. Industry Standards and Specifications: Confirm that the Super Duplex Steel Sheets and Plates comply with relevant industry standards and specifications, such as ASTM or EN standards, to guarantee the material’s quality and performance.

Are Super Duplex Steel Sheets and Plates suitable for hygienic and sanitary applications?

Yes, Super Duplex Steel Sheets and Plates work well for Hygienic and Sanitary applications, offering Corrosion Resistance, Durability, and Ease of cleaning. They are widely used across Food Processing, Pharmaceuticals, and Biotechnology industries.

FAQ (Frequently Asked Questions)

Are Super Duplex steel Sheet and Plate susceptible to galvanic corrosion?

Super Duplex steel sheets and plates may undergo galvanic corrosion upon contact with unlike metals, highlighting the significance of correct material choice and corrosion protection strategies across varied environments.

What are the common surface finishes available for Super Duplex sheets and plates?

Super Duplex steel sheets and plates typically come in surface finishes such as 2B (cold-rolled, annealed, and pickled), BA (bright annealed), and No. 4 finish (brushed or satin). Further choices might involve polishing or coating.

How can I prevent Super Duplex sheets and plates from staining or discoloration?

Prevent staining or discoloration on Super Duplex steel sheets/plates by cleaning off surface contaminants without delay, keeping them away from extended contact with aggressive chemicals, and using protective coatings or passivation to boost corrosion resistance.

Super Duplex Steel Sheets and Plates Size Chart

Thickness Width Length Surface Finish
15~85 mm 914, 1219, 1524 mm 3048, 6069 mm 10 M Black
3~8 mm 20~1524 mm Container Loading: Max. 10M Bulk: as request No.1
8 up ~ 60 mm 30~1524 mm Max. 6096 mm No.1

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