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Duplex Header Plugs

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Duplex Header Plugs are high-performance sealing components engineered for use in extreme industrial environments where mechanical strength, corrosion resistance, and long service life are critical. These plugs are primarily used to seal tube sheet and header openings in heat exchangers, pressure vessels, and high-pressure piping systems.

Manufactured from advanced duplex stainless steel alloys, duplex plugs combine the best properties of austenitic and ferritic stainless steels. This dual-phase microstructure provides superior tensile strength, excellent resistance to pitting and crevice corrosion, and outstanding performance against stress corrosion cracking.

Jade Alloys supplies precision-engineered Duplex Steel Header Plugs that conform to international quality standards and are suitable for aggressive chemical, marine, offshore, and high-temperature applications. Our duplex plugs are widely used where conventional stainless steel plugs fail due to corrosion or pressure limitations.

Duplex Header Plugs Manufacturer, Supplier & Exporter

Jade Alloys is a leading manufacturer, supplier, and exporter of Duplex Header Plugs in India and worldwide. Our duplex plugs are produced using premium-grade raw materials and advanced machining processes to ensure dimensional accuracy, high load-bearing capacity, and long service life. 

We supply duplex header plugs in standard and custom sizes for global industries, delivering consistent quality, competitive pricing, and on-time shipments.

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Nuts Weight Chart
Duplex Plugs for Heat Exchangers

Duplex Steel Header Plugs Grades

Our most widely supplied grade is:

Duplex 2205 Header Plug (UNS S32205 / UNS S31803)

Duplex 2205 Header Plugs are the industry standard for applications requiring higher mechanical strength and superior resistance to chloride-induced corrosion compared to conventional austenitic stainless steels. The dual-phase microstructure (austenitic + ferritic) of Duplex 2205 provides excellent resistance to stress corrosion cracking, pitting, and crevice corrosion.

SS 304 Blind Header Plugs

Duplex Header Plugs Specifications

Specification Item Details
Product Name Duplex Header Plugs
Material Duplex Stainless Steel (e.g., UNS S32205 / S31803)
Standards ASME, ASTM, DIN, EN (as applicable to customer requirement)
Thread Type NPT, BSP, BSPT, UNF
Size Range 1/4” to 4” (custom sizes available on request)
Surface Finish Machined / Polished / Coated (options based on spec)
Pressure Rating As per application requirement (depends on size & temp)
Temperature Range Industry standard (based on material & service condition)
Certifications / Tests Material Test Report (MTR), PMI, Hydro test, NDE as needed

Duplex Header Plugs Applications

Due to their high strength and corrosion resistance, Duplex Header Plugs are widely used across industries such as:

  • Heat exchangers
  • Oil & gas processing systems
  • Chemical and petrochemical plants
  • Offshore and marine equipment
  • Power generation plants
  • High-pressure piping systems

Their excellent strength-to-weight ratio and resistance to harsh media make duplex plugs ideal for long-term industrial use.

Applications of ASTM F594 Nuts

Why Choose Jade Special Metals for Duplex Header Plugs?

  • ISO-certified manufacturing processes
  • Premium duplex stainless steel raw materials
  • Precision machining and testing
  • Competitive pricing for domestic & export markets
  • Custom solutions and fast delivery
  • Trusted supplier to global industries

Get a Quote for Duplex Header Plugs

Looking for reliable Duplex Header Plugs for your project?
Contact Jade Alloys today for best prices, datasheets, and quick delivery.

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  • +91 9987685906
  • sales@jadealloys.com
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