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ERNiCrMo-14 (N06686) / AWS A5.14 / Nickel Alloy 686 Filler Metal


ERNiCrMo-14 is a 686 Ni-Cr-Mo alloy with the highest content of all Ni-Cr-Mo alloys. It is designed for welding UNS NO6022(2.4602), UNS NO6059(2.4605), UNS N10276(2.4819) and biphase. Super duplex and super austenitic stainless steel with TIG, MIG and SAW welding processes. The alloy is also used for welding cladding on parts exposed to acidic and acid chloride environments. The high alloy content of, results in high strength welding materials with excellent corrosion resistance, especially pitting and slot corrosion. The material is thermally unstable at temperatures above 1200°C(2192°F), resulting in a high risk of intermetallic phases after welding. Ernicrmi-14 has the best corrosion resistance in most applications and is particularly suitable for the weld cover surface treatment of boiler tubes in waste power generation boilers. In addition, the material can be used in petrochemical, chemical, oil and gas and Marine industries.

Product Detail

L605 wire is highly regarded for its exceptional strength at high temperatures, good ductility, and resistance to various corrosive environments, including acids, gases, and seawater. It also possesses excellent wear resistance, making it suitable for applications where friction and wear are significant factors.
This alloy finds extensive use in industries such as aerospace, gas turbines, chemical processing, and medical applications. It is commonly used for components that require high strength, temperature resistance, and corrosion resistance, such as turbine blades, combustion chambers, medical implants, and springs.
L605 wire can be further processed through various techniques like drawing, forming, and welding to create intricate shapes and structures. Special care should be taken during processing to ensure that the alloy’s unique properties are maintained.

C Mn Fe P S Si Cu Ni Mo Ti Cr
≤0.01 ≤1 ≤5 ≤0.02 ≤0.02 ≤0.08 ≤0.5 Bal ≤15 ≤0.25 ≤19
Compared with the general Inconel 686 material, ERNiCrMo-14 filler metal has stricter requirements for phosphorus, aluminum and copper. This needs to be paid attention to when ordering.
Tensile Strength Mpa(Psi) Yield Strength: Elongation:
758(110000) - 35%
Diameter(in) Diameter(mm) Process Volt Amps Shielding Gas
0.035 0.9 GMAW 26-29 150-190 Spray Transfer 100% Argon
0.045 1.2 GMAW 28-32 180-220 Spray Transfer 100% Argon
1/16 1.6 GMAW 29-33 200-250 Spray Transfer 100% Argon
1/16 1.6 GTAW 14-18 90-130 100% Argon
3/32 2.4 GTAW 15-20 120-175 100% Argon
1/8 3.2 GTAW 15-20 150-220 100% Argon
ERNiCrMo-14 (N06686) / AWS A5.14 / Nickel Alloy 686 Filler Metal

Welding Wire

ERNiCrMo-14 (N06686) / AWS A5.14 / Nickel Alloy 686 Filler Metal

Welding Rod

Form Diameter Length, Packaging
MIG Spools 0.8mm /1.0mm /1.2mm /1.6mm - 33 lbs (15kgs)
TIG Cut Lengths 2.0mm /2.4mm /2.5mm /3.2mm /4.0mm /5.0mm 915mm- 1000mm 11 lbs (5kgs)
Reels And Coils 2.0mm /2.4mm /2.5mm /3.2mm /4.0mm /5.0mm - 60 lbs (27kgs)

L605 is a cobalt-based superalloy, also known as Haynes 25, which we briefly mentioned in a previous response. L605 wire is a specific form of this alloy, where L605 is drawn down to a smaller diameter and supplied in the form of a thin, continuous strand or wire spools.

Here are some key features and applications of L605 wire:

  1. High-temperature strength: L605 wire exhibits excellent strength at elevated temperatures, making it suitable for applications in high-temperature environments such as gas turbines and aircraft engines.

  2. Oxidation resistance: This alloy demonstrates good resistance to oxidation and other forms of high-temperature degradation, which helps protect the wire from environmental damage in high-temperature applications.

  3. Corrosion resistance: L605 wire offers good corrosion resistance, making it suitable for use in aggressive environments, including those containing sulfuric acid and other harsh chemicals.

  4. Wear resistance: The alloy’s hardness and wear resistance make L605 wire suitable for applications where the wire will encounter abrasive conditions or frictional wear.

  5. Biocompatibility: L605 wire has been used in some medical applications, such as certain types of surgical implants, where its biocompatibility and corrosion resistance are essential factors.

  6. Electrical and thermal conductivity: The alloy’s electrical and thermal conductivity properties make it useful in certain electrical applications, including spark plug electrodes and resistance heating elements.

  7. Weldability: L605 wire is weldable using standard welding techniques, allowing for ease of fabrication and joining with other components.

  8. Aerospace and industrial applications: L605 wire finds use in aerospace components, power generation equipment, chemical processing, and various high-temperature and corrosive environments where its exceptional properties are valued.

As with any material, the choice of L605 wire depends on the specific requirements of the application and the environmental conditions it will encounter. It is commonly sought after in industries where high-temperature and corrosion-resistant properties are crucial, making it an integral part of cutting-edge engineering and manufacturing solutions.

Advantages of Choosing L605 Wire

A. High-Performance Characteristics

  1. Exceptional High-Temperature Stability: L605 wire’s ability to maintain stability at elevated temperatures is a key advantage in applications such as aerospace engineering and gas turbine manufacturing. The alloy ensures reliable performance in environments where other materials might falter.

  2. Superior Corrosion Resistance: The corrosion resistance of L605 wire is a standout feature, providing longevity and reliability in corrosive environments. This characteristic is particularly valuable in industries such as chemical processing and medical device manufacturing.

  3. Impressive Strength and Hardness: L605 wire’s combination of strength and hardness makes it a preferred material for industrial components and aerospace structural elements. The alloy’s ability to withstand mechanical stresses and maintain structural integrity contributes to the overall durability of components.

  4. Biocompatibility for Medical Applications: In the medical field, L605’s biocompatibility ensures that surgical implants and medical devices made from the alloy are well-tolerated by the human body. This makes it a reliable choice for critical healthcare applications.

  5. Favorable Machinability: L605 wire’s machinability is advantageous in industries that require precision components, such as electronics, telecommunications, and automotive manufacturing. The ease with which L605 can be machined contributes to the efficiency and accuracy of manufacturing processes.

B. Versatility in Applications

  1. Wide Range of Industries: L605 wire’s versatility is evident in its applications across diverse industries, including aerospace, medical, chemical processing, and industrial manufacturing. Its unique combination of properties makes it adaptable to a broad range of challenging environments and operational requirements.

  2. Precision and Consistency: L605’s machinability ensures that precision components can be manufactured with consistency. This is crucial in industries where tight tolerances and reliable performance are essential for the success of end products.

C. Reliability and Longevity

  1. Durability in Harsh Environments: L605 wire’s durability in harsh environments, whether characterized by high temperatures, corrosive substances, or mechanical stresses, instills confidence in its reliability. This is particularly critical in applications where the longevity of components directly impacts operational efficiency and safety.

  2. Reduced Maintenance Requirements: The corrosion resistance and wear resistance of L605 contribute to reduced maintenance requirements in industrial settings. Components made from L605 are less prone to degradation, minimizing the need for frequent replacements and associated downtime.

D. Engineering Excellence

  1. Contributions to Aerospace Innovation: In the aerospace industry, L605 wire plays a pivotal role in the development of innovative solutions. Its use in critical components, such as turbine blades and structural elements, contributes to advancements in aerospace engineering and the quest for higher performance and efficiency in flight.

  2. Support for Healthcare Advancements: L605’s biocompatibility and corrosion resistance make it an enabler of healthcare advancements. Its use in surgical implants and medical devices contributes to the development of safe and reliable healthcare solutions, advancements that enhance patient outcomes and improve the overall quality of medical care.

E. Compliance with Industry Standards

  1. Certifications and Quality Assurance: L605 wire manufacturers prioritize compliance with industry standards and certifications. Rigorous testing and quality assurance measures ensure that each batch of L605 wire meets or exceeds the specifications outlined by regulatory bodies. This commitment to excellence enhances the confidence of end-users in the reliability and performance of L605 wire.

  2. Adherence to Stringent Guidelines: The adherence to stringent guidelines in the production of L605 wire underscores the commitment to engineering precision. By meeting and often surpassing industry standards, L605 wire manufacturers demonstrate their dedication to providing a product that consistently delivers on its promised attributes.

F. Sustainable Engineering Practices

  1. Environmental Considerations: In an era where environmental sustainability is a growing concern, the durability and longevity of L605 wire contribute to responsible engineering practices. Components that require less frequent replacement due to the corrosion resistance and wear resistance of L605 can lead to a reduction in overall material consumption and environmental impact.

  2. Long-Term Cost Savings: While the initial cost of high-performance materials like L605 wire may be a consideration, the long-term cost savings associated with reduced maintenance and extended component lifespan contribute to the economic and environmental sustainability of engineering projects.

Best Practices for Using L605 Wire

A. Welding and Fabrication Guidelines:

  1. Welding Parameters:

    • Adjust welding parameters such as current, voltage, and travel speed based on the specific requirements of the welding process and the thickness of the material.
  2. Shielding Gas:

    • Select appropriate shielding gases to ensure the integrity of the weld and prevent oxidation during the welding process.
  3. Pre- and Post-Weld Heat Treatment:

    • Consider pre-weld heat treatment to reduce the risk of cracking and optimize the properties of the material.
    • Evaluate the need for post-weld heat treatment based on the specific application requirements and project specifications.

B. Machining Recommendations:

  1. Tool Selection:

    • Choose appropriate cutting tools based on the machinability of L605 wire to achieve precise and consistent results.
    • Consider carbide or high-speed steel tools for machining operations to optimize efficiency.
  2. Coolant Usage:

    • Implement effective coolant systems during machining operations to manage heat generated during the process and improve tool life.

C. Surface Finishing:

  1. Finishing Processes:

    • Employ appropriate surface finishing processes, such as polishing or coating, to enhance the aesthetic and functional properties of components made from L605 wire.
  2. Corrosion Protection:

    • Consider additional corrosion protection measures, such as coatings or plating, to further enhance the corrosion resistance of L605 components in specific applications.

D. Safety Protocols:

  1. Personal Protective Equipment (PPE):

    • Ensure that personnel involved in the handling, machining, or welding of L605 wire wear appropriate personal protective equipment, including safety glasses, gloves, and protective clothing.
  2. Ventilation:

    • Work in well-ventilated areas or implement local exhaust ventilation systems to minimize exposure to fumes and particulate matter generated during welding or machining processes.