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Danyang Kaixin Alloy Material Co., Ltd.
ERNiCrMo-3
Product properties:

Product Name: ERNiCrMo-3 Nickel Alloy Welding Wire

Equivalent Grades: ERNiCrMo-3 / AWS A5.14 ERNiCrMo-3 / UNS N06625 / Inconel 625 Welding Wire / Alloy 625

Material Type: Nickel-Chromium-Molybdenum Alloy Welding Material

Product Forms: MIG Welding Wire, TIG Welding Rod, Spool Wire, Cut Length Rod, Strip & Customized Welding Products

Manufacturing Process: VIM + Precision Drawing (Vacuum Induction Melting & Cold Drawing Process)

Standards: AWS A5.14 ERNiCrMo-3, ISO 18274, EN ISO 18274

Certification: ISO9001:2015, ISO45001:2018, ISO14001:2015

Manufacturer: Danyang City Kaixin Alloy Material Co., Ltd.

Email: kaixinalloy@kx-alloy.com

Phone: +86 13776484780

Product Description

ERNiCrMo-3 is a nickel-chromium-molybdenum alloy welding material with excellent corrosion resistance, oxidation resistance, high strength, and weldability. Designed for harsh environments including seawater, chlorides, acids, high temperatures, and aggressive chemical media, it provides reliable welding performance for nickel alloys, stainless steels, and dissimilar metals across oil & gas, marine, chemical processing, aerospace, nuclear, and energy industries.

Properties & Applications

 

ERNiCrMo-3 Key Features

ERNiCrMo-3 offers exceptional resistance to pitting, crevice corrosion, stress corrosion cracking, seawater, chlorides, acids, and other aggressive chemical media, combined with high-temperature oxidation resistance, excellent weldability, superior crack resistance, stable mechanical properties at elevated temperatures, and reliable performance for joining nickel alloys, stainless steels, and dissimilar metals. Designed for demanding welding applications, ERNiCrMo-3 provides long-term durability and consistent weld quality across oil & gas, marine, chemical processing, aerospace, nuclear power, and energy industries.

 

ERNiCrMo-3 Product Application

ERNiCrMo-3 (UNS N06625 / AWS A5.14 ERNiCrMo-3) is a high-performance nickel-chromium-molybdenum welding alloy widely used for applications requiring exceptional corrosion resistance, high-temperature strength, oxidation resistance, and excellent weldability. Designed for harsh welding environments, ERNiCrMo-3 nickel alloy welding wire performs reliably under high pressure, elevated temperatures, seawater exposure, and aggressive corrosive media.

Typical ERNiCrMo-3 applications include:

Oil & Gas:Offshore platforms, subsea pipelines, wellhead equipment, valves, pressure vessels, flowline systems, and corrosion-resistant overlay welding applications.

Chemical Processing:Reactors, heat exchangers, process piping, storage tanks, chemical processing equipment, and components exposed to acids, chlorides, and aggressive chemical environments.

Marine & Offshore Engineering:Seawater piping, pumps, propulsion systems, offshore structures, marine equipment, and welded components requiring excellent resistance to chloride corrosion.

Power Generation:Flue Gas Desulfurization (FGD) systems, boilers, steam generators, heat recovery units, high-temperature exhaust systems, and energy equipment.

Desalination & Environmental Engineering:Seawater desalination plants, wastewater treatment equipment, scrubbers, and corrosion-resistant environmental processing systems.

Aerospace:Aircraft engine components, exhaust systems, high-temperature structural parts, and nickel alloy assemblies requiring reliable welding performance.

Nuclear Power:Reactor components, steam generator systems, pressure boundary components, and nuclear-grade welding applications requiring long-term weld integrity.

Dissimilar Metal Welding:Joining applications between nickel alloys, stainless steels, carbon steels, and other high-performance materials exposed to thermal cycling and corrosive conditions.

With outstanding corrosion resistance, high-temperature stability, excellent weldability, and long-term durability, ERNiCrMo-3 remains one of the most trusted nickel alloy welding materials for demanding industrial applications worldwide.

 

Kaixin Alloy offers custom alloy compositions, sizes, dimensions, and product specifications according to customer requirements.

ERNiCrMo-3Composition content
Ni≥58%
Cr:20%~23%
Mo:8.0%~10.0%
Fe≤5.0%
Nb:3.0%~4.2%
Co≤1%
Mn≤0.5%
Si≤0.5%
Cu≤0.5%
AI≤0.4%
Ti≤0.4%
C≤0.10%
P≤0.02%
S≤0.015%
Vacuum induction furnace
Electroslag remelting
Process requirements
ERNiCrMo-3 Product Forms & Available Sizes

Product Form

Available Sizes

MIG Welding Wire

Diameter: 0.8–1.6 mm

TIG Welding Rod

Diameter: 1.6–6.4 mm

Nickel Alloy Strip

Thickness: 0.05–6 mm Width: 5–350 mm

Spool Welding Wire

Customized Spool Sizes Available

Cut Length Rod

Length: 500–1000 mm

Round Bar

Diameter: 6–300 mm

Billet

Diameter: Up to 600 mm

Forged Bar

Customized Sizes

Sheet & Plate

Customized Sizes

Seamless Tube & Pipe

Customized Sizes

Wire Rod

Customized Sizes

Customized Components

Made to Customer Requirements

 

ERNiCrMo-3 Mechanical Properties (Typical)

Property

Value

Tensile Strength

≥760 MPa

Yield Strength (0.2%)

≥345 MPa

Elongation

≥30%

Hardness

≤35 HRC

Density

8.44 g/cm³

Melting Range

1290–1350°C

 

ERNiCrMo-3 Physical Properties

Property

Value

Density

8.44 g/cm³

Modulus of Elasticity

205 GPa

Thermal Conductivity

9.8 W/m·K

Electrical Resistivity

1.29 μΩ·m

Specific Heat

410 J/kg·K

Coefficient of Thermal Expansion

12.8 μm/m·°C

Magnetic Property

Non-magnetic (annealed)

 

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Quality Control & Certification
ERNiCrMo-3 Product Quality Inspection & Third-Party Certification

Kaixin Alloy manufactures ERNiCrMo-3 Nickel Alloy Welding Wire (AWS A5.14 ERNiCrMo-3 / UNS N06625 / Inconel 625 Welding Material) in compliance with international standards including AWS A5.14, ISO 18274, EN ISO 18274, and EN 10204.

Every production batch is strictly tested for:

Chemical Composition Analysis

PMI (Positive Material Identification) Verification

Tensile Strength & Yield Strength Testing

Elongation Testing

Hardness Testing

Welding Performance Testing

Non-Destructive Testing (NDT)

Final Product Inspection

We provide EN 10204 3.1 Certificates, Mill Test Certificates (MTCs), and complete material traceability to ensure reliable welding performance and long-term service reliability for oil & gas equipment, chemical processing systems, marine engineering structures, power generation facilities, aerospace components, nuclear power applications, and corrosion-resistant overlay welding projects.

ERNiCrMo-3 Production process