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Inconel 625 Welding Wire

Inconel 625 Welding Wire is a nickel-chromium-molybdenum alloy welding material designed for excellent corrosion resistance, high strength, and dependable performance in demanding environments. It provides strong, stable welds when exposed to high temperatures, seawater, chlorides, acids, and other aggressive media.
With excellent weldability and resistance to pitting, crevice corrosion, oxidation, and stress corrosion cracking, Inconel 625 Welding Wire is widely used for joining and overlay applications in chemical processing, oil and gas, marine engineering, aerospace, and power generation. It is an ideal choice for repairing or fabricating components that require long-term durability and reliable service.

 

 

 

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Product Overview

Inconel 625 Welding Wire for High-Performance Applications

Explore detailed information for this alloy product, including specifications, applications, supply options and quotation requirements.

Why buyers choose Inconel 625 Welding Wire

Inconel 625 Welding Wire is a nickel-chromium-molybdenum alloy welding material designed for excellent corrosion resistance, high strength, and dependable performance in demanding environments. It provides strong, stable welds when exposed to high temperatures, seawater, chlorides, acids, and other aggressive media.
With excellent weldability and resistance to pitting, crevice corrosion, oxidation, and stress corrosion cracking, Inconel 625 Welding Wire is widely used for joining and overlay applications in chemical processing, oil and gas, marine engineering, aerospace, and power generation. It is an ideal choice for repairing or fabricating components that require long-term durability and reliable service.

 

 

 

Inconel 625 Welding Wire
Pipe Specifications

Inconel 625 Welding Wire size range and supply information

Specifications, available sizes and delivery conditions can vary by production route and order requirements. Contact us for current availability.

Item Typical Options Buyer Notes Typical Specification
Material Grade Inconel 625 / UNS N06625 / W.Nr. 2.4856 Confirm the alloy designation and required welding classification. Nickel-chromium-molybdenum welding alloy with niobium addition
Welding Wire Type GTAW / TIG wire, GMAW / MIG wire, pulsed-arc wire or automated welding wire Select the wire type according to the welding process and equipment. Solid welding wire for joining Inconel, nickel alloys and dissimilar metals
Wire Diameter 1.0 mm, 1.2 mm, 1.6 mm, 2.4 mm or custom diameter Choose the diameter according to joint thickness, welding current and position. Standard and custom diameters available
Welding Classification AWS A5.14 ERNiCrMo-3, ASME SFA-5.14 ERNiCrMo-3 or EN ISO 18274 Confirm the required AWS, ASME or EN classification before ordering. ERNiCrMo-3 / EN ISO Ni6625
Application Inconel 625, nickel alloys, stainless steel, carbon steel and dissimilar joints Check base-metal compatibility and required corrosion performance. Suitable for chemical processing, marine, offshore and high-temperature applications
Delivery Condition Bright drawn, annealed, cleaned or precision-layer wound Surface cleanliness and winding quality affect arc stability and wire feeding. Uniform bright surface with controlled dimensional tolerance
Packaging Plastic spool, metal spool, coil or straight length Specify spool size, net weight and packaging requirements for storage and handling. Moisture-resistant packaging with full heat and lot traceability
Inspection & Certification MTC, chemical analysis, tensile test, visual inspection and third-party inspection Confirm certificate format, testing scope and traceability requirements. EN 10204 3.1 certificate and batch test report available

 

 

 

Standards

Common standards for Inconel 625 Welding Wire

The final standard should follow the purchase order, engineering specification or project drawing.

Product Type Common Standards Typical Use Inspection Notes
Inconel 625 MIG Welding Wire AWS A5.14 / ASME SFA-5.14 ERNiCrMo-3, EN ISO 18274 NiCr22Mo9Nb GMAW welding of Inconel alloys, stainless steel and dissimilar metals Verify chemical composition, wire diameter, spool condition, surface cleanliness and lot traceability.
Inconel 625 TIG Welding Wire AWS A5.14 / ASME SFA-5.14 ERNiCrMo-3, EN ISO 18274 NiCr22Mo9Nb GTAW welding, repair work and precision fabrication for high-temperature components Inspect straightness, diameter tolerance, surface condition, weldability and material certificates.
Inconel 625 Submerged Arc Welding Wire AWS A5.14 / ASME SFA-5.14 ERNiCrMo-3, applicable project specifications Heavy-section fabrication, pressure vessels and corrosion-resistant weld overlays Confirm wire-flux compatibility, chemical composition, weld deposit properties and batch identification.
Inconel 625 Welding Wire for Cladding AWS A5.14 / ASME SFA-5.14 ERNiCrMo-3, ASME Section IX Overlay protection for carbon steel and alloy steel equipment in corrosive service Check dilution, overlay thickness, bond integrity, PMI, ferrite or phase requirements and NDT results.
Inconel 625 Fine Welding Wire AMS 5837, AWS A5.14 / ASME SFA-5.14 ERNiCrMo-3 Micro-welding, aerospace repair, instrumentation and precision components Verify fine-wire diameter, dimensional consistency, surface finish, cleanliness and spool traceability.

 

 

 

Chemical Composition

Inconel 625 Welding Wire composition reference

Chemical composition is reported by heat on the material test certificate. Use the table below as a material-selection reference.

Element Symbol Typical Requirement Function
Nickel Ni 58.0 min Provides the corrosion resistance, toughness, and high-temperature stability required for welding wire.
Chromium Cr 20.0-23.0 Improves oxidation resistance and protection in oxidizing environments.
Molybdenum Mo 8.0-10.0 Enhances resistance to pitting, crevice corrosion, and reducing acids.
Niobium + Tantalum Nb + Ta 3.15-4.15 Provides strengthening and helps control weld metal structure.
Iron Fe 5.0 max Controlled balancing element in the nickel-based welding alloy.
Cobalt Co 1.0 max Controlled to maintain consistent weld metal properties.
Carbon C 0.10 max Limited to support weldability and resistance to intergranular corrosion.
Manganese Mn 0.50 max Acts as a deoxidizer and supports weld pool control.
Silicon Si 0.50 max Supports deoxidation and controlled weld bead formation.
Aluminum Al 0.40 max Supports oxidation resistance and weld metal stability.
Titanium Ti 0.40 max Contributes to weld metal stabilization and strength.
Phosphorus P 0.015 max Controlled impurity to reduce weld cracking and brittleness.
Sulfur S 0.015 max Controlled impurity to improve weld quality and hot-cracking resistance.

 

 

 

Mechanical Properties

Mechanical Properties of Inconel 625 Welding Wire

Mechanical properties vary by standard, pipe size, production route and heat treatment. Use the specified standard and MTC as the final acceptance basis.

Product / Condition Tensile Strength Yield Strength 0.2% Elongation Notes
Inconel 625 MIG / TIG welding wire 827 MPa min reference 414 MPa min reference 30% min reference Common ERNiCrMo-3 reference for joining Inconel 625 and dissimilar alloys.
Inconel 625 filler metal By AWS A5.14 / ASME SFA-5.14 specification By AWS A5.14 / ASME SFA-5.14 specification By AWS A5.14 / ASME SFA-5.14 specification Confirm welding process, wire classification, diameter, and shielding gas.
Inconel 625 submerged-arc welding wire By wire-flux combination and purchase specification By wire-flux combination and purchase specification By wire-flux combination and purchase specification Specify flux type, weld deposit chemistry, impact testing, and heat treatment.
Custom Inconel 625 welding wire By customer requirement and applicable standard By customer requirement and applicable standard By customer requirement and applicable standard Confirm spool size, surface condition, lot traceability, and inspection requirements.

 

 

 

Values shown are reference data for product selection. Purchase orders should define the exact standard, condition, inspection scope and certificate requirement.

Quotation Checklist

Information to confirm for your order

Share your requirements, including material, size, quantity, and specifications, for a fast quotation.

Material

Grade name, UNS number, equivalent grade or project material code.

Pipe Size

OD / NPS, wall thickness or schedule, length, tolerance and quantity.

Standard

ASTM, ASME, EN, DIN, drawing or customer specification.

Condition

Seamless, welded, annealed, solution annealed, pickled or polished.

Inspection

MTC EN10204 3.1, PMI, UT / ET, hydrotest and dimensional report.

Delivery

Destination, packing requirement, shipping method and delivery deadline.

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FAQ

Frequently asked questions about Inconel 625 Welding Wire

FAQ content helps cover buyer questions and supports SEO for long-tail product searches.

Inconel 625 Welding Wire is used for welding Inconel, nickel alloys, stainless steels and dissimilar metals in marine, chemical processing, aerospace, power generation and high-temperature applications.

Inconel 625 Welding Wire is commonly supplied according to AWS A5.14 and ASME SFA-5.14 under the designation ERNiCrMo-3. Other customer or project standards can also be reviewed.

It can be used for GTAW/TIG, GMAW/MIG, orbital welding and other suitable gas-shielded welding processes, depending on the joint design and welding procedure.

Common diameters include 0.8 mm, 1.0 mm, 1.2 mm, 1.6 mm, 2.0 mm and 2.4 mm. Wire can be supplied in spools, coils or straight lengths according to customer requirements.

Yes. Inconel 625 Welding Wire can be supplied with an EN10204 3.1 certificate, heat number traceability, chemical composition, mechanical properties and batch inspection records.

Please provide the wire designation, diameter, welding process, spool or coil size, quantity, standard, certificate requirements, packaging and destination.

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Send your pipe size, standard and quantity

For faster feedback, include OD / NPS, wall thickness or schedule, length, quantity, standard, certificate requirement and destination. If you have a drawing or project specification, send it with the inquiry.

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