Super duplex plate

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Super duplex plate
What is super duplex plate and its grades ?

Super duplex is a high performing austenitic stainless steel grade that possesses superior strength and corrosion resistance.The Super Duplex Plate is ideally used in industries where they are exposed to highly corrosive environments including seawater and different types of chemicals.The Super Duplex cold-rolled plates are available in different grades with varied chemical and mechanical properties.

  • 2507 is one of the most corrosion-resistant grades available.It also possesses superior impact toughness up to -46 °C.
  • 4501 shows high performance in terms of rust resistance, strength and durability.
Table of content

Genuine super duplex sheet suppliers in India who adhere to ASTM A240, see its welding conditions

Is it possible to weld Monel and super duplex stainless steel plate?

Monel and Super Duplex Stainless Steel Plate can be welded but the process should be carried out carefully or galling may occur.It is crucial to select the right welding technique and compatible filler material for getting a balanced joint.Also, the Monel and Super Duplex hot-rolled plate should be cleaned and prepared properly to ensure the weld quality.

As both materials have different thermal conductivity and heat expansion coefficients, hence controlling the heat input properly is quite crucial.Contact Regent Steel & Engineering Co.for welding Monel and Super Duplex clad plate, as they have experienced welders who have worked with both materials for several years.

Unable to easily obtain ASME SA240 super duplex stainless steel plate in unusual sizes in Mumbai ?check out our online inventory and compare UNS S32750 or UNS S32760

Super duplex stainless steel plate

Super duplex stainless steel plate

Super duplex sheet

Super duplex sheet

No.1 Finish Super duplex coil

No.1 Finish Super duplex coil

Which one is superior, UNS S32750 or UNS S32760 sheet?
  • UNS S32760 offers higher corrosion resistance in different aggressive media.They also show better resistance to pitting and crevice corrosion.UNS S32760 Super Duplex annealed plate can withstand stress corrosion and erosion cracking.
  • UNS S32750 has higher strength and impact strength too.The UNS S32750 Super Duplex foil is used in applications where a balance of corrosion resistance and strength is required.

As a stockist, we provide a huge selection of super duplex steel strip and coil in thicknesses ranging from 1 mm to 100 mm, as well as custom orders at actual costs, see detail specification

Super duplex plate specification
Thickness Width Length
5 to 50 mm 1500 to 3000 mm upto 12000 mm
Specification Grades Application
ASTM A240/ SA240 Super Duplex 2507 (UNS S32760/S32750 ) oil field piping, sea water equipment
If you need super duplex stainless steel sheet in hot and cold rolled form in almost any size, we can deliver it to you in the highest possible quality.must know its more types
Most Common types of super duplex stainless steel plate
Super duplex foil

Super duplex foil

  • Oxy-propane Flame Cutting
  • Laser Plate Cutting
  • Plasma Plate Cutting
2b finish Super duplex strip

2b finish Super duplex strip

  • ASTM A240 | ASME SA240
  • Thickness: 5 to100mm
  • Width: 1000 to 2500mm
Super duplex steel shim stock

Super duplex steel shim stock

  • UT testing
  • SGS testing
  • TUV testing
As super duplex plate supplier, we are providing No.1 and 2B finish SDSS foil and clad plate with mill TC at the most affordable prices, view equivalent/ chemical /mechanical properties
Super duplex sheet equivalent
MATERIAL UNS WERKSTOFF NR.
Super Duplex S32760/S32750 1.4410
Super duplex stainless steel sheet mechanical properties
Ultimate Tensile Strength, ksi 116 min.
Hardness Rockwell C 32 max.
0.1% Offset Yield Strength 0.2%, ksi 91 min.
Elongation in 2 inches, % 15 min.
0.2% Offset Yield Strength 0.2%, ksi 80 min.
Impact Energy, ft.-lbs. 74 min.
Super duplex steel plate chemical properties
Others N C Cr Mo Ni
S=0.001 0.27 0.020 25 4.0 7
What is the purpose of a super duplex sheet?

The Super Duplex Sheet shows good resistance to corrosion and chloride-rich environments.Thus, they can be used in chemical processing, desalination plants and the oil & gas industry.The high strength of the Super Duplex Stainless Steel Sheet makes it perfect for various structural applications that require high load bearing.Also, the sheets made of Super Duplex Plate Material are used in heat exchangers for the pulp & paper industry.

Is it expensive to buy a super duplex steel plate?why ?

Yes, the super duplex steel plate is more expensive than the standard stainless steel grades.This is because of its alloying elements which has higher content of material like chromium, nickel, molybdenum, etc.They are manufactured through complex processes which also contributes to the higher Super Duplex Price Per Kg.The raw material has limited availability and they are difficult to weld and fabricate.Also, their high demand and use in specialized applications have increased their price.

Is there corrosion resistance in super duplex plate?

The super duplex plate suppliers promote the products for their excellent corrosion resistance properties.They have a high chromium content which leads to the formation of a passive oxide layer that resists further corrosion.The molybdenum enhances pitting and crevice corrosion resistance.Their dual-phase microstructure and presence of nitrogen also increase the mechanical properties.The super duplex material shows good resistance in acidic and alkaline environments along with chloride ion related stress corrosion cracking.

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