MetalX Nickel Alloys

Duplex 2205 Filler Wire

ParameterDetails
Product NameDuplex 2205 Filler Wire
AlloyDuplex Stainless Steel 2205
Base Metal UNSS31803 / S32205
EN Material No.1.4462
Filler ClassificationER2209
AWS StandardAWS A5.9
ASME StandardASME SFA 5.9
Filler TypeBare Duplex Stainless Steel Wire
Welding ProcessesGTAW / TIG & GMAW / MIG
Wire FormSpool / Coil / Straight Rod
SurfaceBright / Clean / Smooth
PolarityDCEN for GTAW; DCEP commonly used for GMAW
Weld StructureAustenitic-Ferritic Duplex
Welding PositionsAll positions subject to welding procedure
Base MaterialsDuplex 2205 and compatible duplex grades
Main BenefitHigh strength with excellent chloride corrosion resistance
CertificationMTC / Certificate of Conformance available

 

Chemical Composition

ElementTypical / Specified Range
Chromium (Cr)22.0–23.0%
Nickel (Ni)8.0–10.5%
Molybdenum (Mo)3.0–3.5%
Nitrogen (N)0.14–0.20%
Manganese (Mn)0.5–2.0%
Silicon (Si)0.3–1.0%
Carbon (C)0.03% max.
Copper (Cu)0.75% max.
Phosphorus (P)0.04% max.
Sulfur (S)0.03% max.
Iron (Fe)Balance

 

Standard Wire & Rod Sizes

DiameterInch EquivalentCommon Form
0.8 mm0.030″Spool
1.0 mm0.040″Spool
1.2 mm0.047″Spool
1.6 mm1/16″Spool / Rod
2.0 mm5/64″Rod / Spool
2.4 mm3/32″Rod / Spool
3.2 mm1/8″Straight Rod
4.0 mm5/32″Straight Rod

 

Duplex 2205 Filler Wire vs Welding Electrodes

FeatureDetails
Manufacturing ProcessPrecision drawn duplex stainless-steel wire
DrawingControlled multi-stage drawing
Surface FinishBright metallic finish
Diameter ControlPrecision controlled
RoundnessControlled for consistent feeding
Wire ConditionSmooth and uniform
Spool SupplyAvailable for GMAW/MIG
Rod SupplyAvailable for GTAW/TIG
Surface QualityFree from harmful cracks, laps and contamination
Chemical TestingHeat/lot chemical analysis
Dimensional InspectionDiameter and length verification
WeldabilityControlled through production QA
Ferrite/Austenite ControlMaintained through qualified filler chemistry and welding procedure
CertificationMTC / EN 10204 3.1 on request
TraceabilityHeat and batch identification
PackagingProtective moisture-resistant packaging
Custom SupplyDiameter, length and packaging options available

 

Why Should You Buy Duplex 2205 Filler Wire from Metalx Nickel & Alloys?

  • 20+ Years of Alloy Industry Experience – Extensive experience supplying stainless steel, duplex and specialty alloy products.
  • Duplex Alloy Expertise – Strong understanding of duplex stainless steel material and welding requirements.
  • Quality-Oriented Supply – Products can be supplied against defined technical specifications.
  • Standards-Based Products – Supply can be arranged according to applicable AWS, ASME and customer requirements.
  • Multiple Wire Diameters – Different sizes are available for TIG, MIG and specialized welding applications.
  • Straight Rod & Spool Options – Flexible supply formats for manual and mechanized welding.
  • Controlled Chemical Composition – Chemical analysis can be arranged according to applicable requirements.
  • Dimensional Accuracy – Wire diameter and dimensions can be checked as specified.
  • Surface Quality – Visual and surface inspection can be performed for documented orders.
  • Weld Deposit Testing – Mechanical and weld-metal testing can be arranged where required.
  • Material Traceability – Heat and batch identification can be maintained.
  • MTC Availability – Mill Test Certificates can be supplied with applicable orders.
  • EN 10204 Certification – 3.1 / 3.2 certification can be arranged where required.
  • Third-Party Inspection – Independent inspection agencies can be accommodated.
  • Technical Support – Assistance can be provided for selecting suitable filler wire dimensions and grade.
  • Project-Specific Supply – Suitable for fabrication, maintenance and large industrial projects.
  • Custom Packaging – Packaging can be arranged according to customer and project requirements.
  • Export-Ready Packing – Products can be packed for secure international transportation.
  • Global Supply Capability – Supply can be arranged for customers across international markets.
  • Middle East Supply – Export support is available for UAE, Saudi Arabia, Qatar, Oman and other regional markets.
  • Africa & Asia Supply – Products can be supplied to various African and Asian destinations.
  • European Market Support – Documentation and packing can be coordinated according to project specifications.
  • Competitive Pricing – Pricing depends on diameter, quantity, specification and certification requirements.
  • Bulk Order Support – Large-volume requirements can be coordinated based on stock and production feasibility.
  • Fast Quotation – Commercial quotations can be prepared against clear technical requirements.
  • Documentation Assistance – Technical, inspection and shipping documentation can be coordinated.
  • Application-Based Selection – Filler wire selection can be aligned with base material and qualified welding procedures.
  • Flexible Logistics – Domestic and international shipping requirements can be accommodated.
  • Customer-Specific Requirements – Marking, testing, inspection, certification and packaging requirements can be incorporated where feasible.

Key Features of Duplex 2205 Filler Wire

  • Duplex 2205 Compatibility – Designed for welding Duplex 2205 components and compatible duplex stainless steel grades.
  • Controlled Alloy Chemistry – Manufactured with controlled composition to support the required weld-metal properties.
  • High Corrosion Resistance – Provides strong resistance in aggressive industrial and marine environments.
  • Excellent Pitting Resistance – Suitable for applications where localized corrosion resistance is important.
  • Crevice Corrosion Resistance – Performs well in equipment exposed to stagnant or chloride-containing conditions.
  • Chloride Resistance – Well suited for seawater, brine and chloride-containing process environments.
  • Stress Corrosion Cracking Resistance – Duplex 2205 offers strong resistance to chloride-related stress corrosion cracking.
  • High Strength – Supports fabrication of components requiring higher mechanical strength than conventional austenitic stainless steels.
  • Balanced Duplex Structure – Proper welding practices help maintain the desired ferrite-austenite balance.
  • TIG Welding Suitability – Straight filler rods can be used for controlled GTAW/TIG welding applications.
  • MIG Welding Compatibility – Spool-fed wire is suitable for appropriate GMAW/MIG applications.
  • Smooth Wire Feeding – Controlled diameter and surface condition support consistent feeding.
  • Clean Surface Finish – Clean bare-wire surfaces help minimize welding contamination risks.
  • Consistent Diameter – Uniform dimensions promote stable filler-metal delivery.
  • Good Weld Pool Control – Suitable for controlled deposition during precision fabrication.
  • Reliable Fusion – Supports proper fusion when matched with qualified welding parameters.
  • Controlled Heat Input – Can be incorporated into welding procedures designed to maintain duplex metallurgy.
  • Pitting & Crevice Protection – Alloying elements contribute to resistance against localized corrosion.
  • Marine Service Performance – Suitable for selected seawater and marine equipment.
  • Offshore Applications – Useful for corrosion-resistant offshore fabrication and repair.
  • Oil & Gas Suitability – Applicable to selected pipelines, process equipment and production systems.
  • Desalination Compatibility – Suitable for seawater intake, desalination and related process equipment.
  • Chemical Processing Use – Appropriate for corrosion-resistant chemical processing components.
  • Petrochemical Applications – Can be used for compatible piping, vessels and process equipment.
  • Water Treatment Applications – Useful for tanks, piping and equipment exposed to aggressive water chemistry.
  • Heat Exchanger Fabrication – Suitable for compatible duplex heat-transfer equipment.
  • Pressure Vessel Applications – Can be used for qualified duplex pressure-containing fabrication.
  • Process Piping Compatibility – Suitable for joining duplex piping and fabricated assemblies.
  • Pump & Valve Components – Applicable to compatible duplex pumps, valves and flow-control equipment.
  • Good Mechanical Performance – Supports durable welded assemblies in demanding service.
  • Fatigue-Service Suitability – Duplex stainless steel properties can benefit applications involving cyclic loading.
  • Straight Rod Availability – Available in convenient lengths for manual TIG welding.
  • Spool Availability – Can be supplied on suitable spools for MIG and mechanized welding.
  • Multiple Diameter Options – Various wire diameters can be selected according to welding procedure.
  • Custom Supply Options – Sizes, lengths, spools and packaging can be tailored subject to feasibility.
  • Traceable Production – Heat and batch identification can be maintained for documented orders.
  • Quality Documentation – Inspection and certification documents can be supplied as specified.
  • Export-Ready Packaging – Properly labeled and protected packaging is available for international shipment.
SpecificationDuplex 2205 Filler Wire Details
Product NameDuplex 2205 Filler Wire
Common NameDuplex 2205 / 2205 Duplex Stainless Steel Filler Wire
Material GradeDuplex Stainless Steel 2205
UNSS31803 / S32205
Werkstoff No.1.4462
Material TypeFerritic-Austenitic Duplex Stainless Steel
StandardAWS A5.9 / ASME SFA-5.9, applicable classification
Welding ProcessTIG / GTAW, MIG / GMAW
Product FormBare Filler Wire / Straight Welding Rod
Wire DiameterAs per welding procedure and customer requirement
Common Sizes0.8 mm, 1.0 mm, 1.2 mm, 1.6 mm, 2.0 mm, 2.4 mm, 3.2 mm
Supply FormCoils, spools or straight lengths
Surface ConditionClean, bright and free from harmful surface contamination
ManufacturingPrecision drawn with controlled chemical composition and dimensional tolerances
Heat TreatmentAs applicable to the specified product and manufacturing requirements
TestingChemical, mechanical, dimensional, visual and weld-deposit testing can be arranged
InspectionThird-party inspection available on request
Material CertificationMTC can be provided
CertificationEN 10204 3.1 / 3.2 can be arranged where required
PackagingMoisture-protected, labeled and export-worthy packaging
CustomizationDiameter, length, spool, coil and packaging options available
ApplicationsOil & gas, offshore, marine, desalination, chemical, petrochemical, water treatment and power industries

 

What is Duplex 2205 Filler Wire?

It is a bare duplex stainless steel welding filler used for TIG and MIG welding of Duplex 2205 and compatible materials.

Duplex 2205 is commonly identified as UNS S31803 / S32205.What is the UNS number of Duplex 2205?
Duplex 2205 is commonly identified as UNS S31803 / S32205.

Applicable bare stainless steel filler-metal requirements are generally covered by AWS A5.9 / ASME SFA-5.9, with the exact classification depending on the consumable.

AWS A5.16 is a commonly referenced specification for titanium and titanium-alloy welding electrodes and rods, with the exact classification selected according to the application.

It is commonly used in suitable TIG/GTAW applications and can also be supplied in wire form for qualified MIG/GMAW procedures.

Yes. Its corrosion resistance makes it suitable for selected desalination and seawater-handling equipment

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