FNS (Nanjing)

FNS (Nanjing) FNS (Nanjing)
FNS (Nanjing)
FNS (Nanjing)

Additive Welding Process

Hot-Wire TIG Cladding Process (Rotary Table Type) The hot-wire TIG cladding process is an efficient overlay welding technique based on traditional tungsten inert gas (TIG) welding. It involves preheating the welding wire before feeding it into the molten pool, significantly enhancing deposition efficiency, reducing base metal dilution, and lowering heat input to minimize welding distortion. This process has been successfully applied in petrochemical, marine engineering, power construction, ... + Read more

High-Efficiency Hot-Wire TIG Cladding (Rotating Torch Type) for Industrial Weld Overlay Applications

In industries such as petrochemicals, marine engineering, nuclear power, and aerospace, pipelines and valves are exposed to extreme wear and corrosion. Traditional TIG welding, while reliable, often suffers from low deposition rates, high dilution, and distortion risks-making it less efficient for today’s demanding projects. This is where Hot-Wire TIG Cladding with rotating torch technology comes in. By preheating the filler wire before it enters the weld pool, this advanced weld overl ... + Read more

Double Tungsten Hot-Wire TIG Cladding Process

Components in critical industries like oil & gas, chemical processing, power generation, and nuclear often require exceptional resistance to corrosion, wear, and high temperatures. While various cladding methods exist, the double tungsten hot wire TIG (Gas Tungsten Arc Welding) cladding process stands out as a highly specialized and precise technique for depositing high-performance alloy overlays. At FNS Pipeline, we leverage the unparalleled control and metallurgical integrity of double ... + Read more

CMT Overlay Welding for Pipeline Products

In the pipeline manufacturing and refurbishment industry, surface protection plays a critical role in ensuring component longevity and operational efficiency. Whether it’s corrosion, wear, or erosion resistance, overlay welding is an indispensable solution. Among the advanced techniques available, CMT overlay welding stands out for its precision, low heat input, and exceptional control — making it a top choice for high-performance pipeline applications. At FNS Pipeline, our core expert ... + Read more

Plasma Transferred Arc (PTA) Cladding Process

The Plasma Transferred Arc Welding (PTA) process is a leading surface engineering technology designed to improve the durability and performance of metal components. By depositing a dense, metallurgically bonded alloy layer, PTA cladding enhances resistance to wear, corrosion, and high temperatures. At FNS Pipeline Technology Co., Ltd., we deliver advanced PTA cladding solutions tailored to critical applications across industries. Plasma Transferred Arc (PTA) Cladding Process Key Steps in the ... + Read more

Laser Cladding

In the demanding landscapes of industrial manufacturing and equipment maintenance, components constantly battle wear, corrosion, and material degradation. Such challenges lead to frequent breakdowns, costly repairs, and reduced operational efficiency. Enter laser cladding: a powerful and precise surface engineering technology that’s revolutionizing how industries enhance durability. By creating a high-strength, wear-resistant, and corrosion-resistant metallurgical layer on base materia ... + Read more

Flame Spraying

In modern industries, protecting critical components from wear, corrosion, and surface damage is essential to maintaining reliable operations and reducing costly downtime. Among thermal spray technologies, Flame Spraying stands out for its versatility, cost-effectiveness, and ability to restore worn parts with protective coatings that extend service life. At FNS Pipeline, we specialize in industrial-grade Flame Spraying Services, helping clients across oil & gas, power generation, and ma ... + Read more

MIG Overlay Welding: Applications, Advantages, and Process Insights

What Is MIG Overlay Welding? MIG overlay welding is a specialized form of metal inert gas welding used to deposit a protective layer of material onto the surface of a base metal. Unlike conventional metal inert gas welding, which focuses on joining two pieces together, it’s intended to enhance surface properties such as wear resistance, corrosion protection, and mechanical strength. This process is widely applied in industries like oil & gas, power generation, mining, and manufactu ... + Read more

MAG Overlay Welding: A Reliable Solution for Industrial Surface Protection

In industrial manufacturing and pipeline engineering, surface wear and corrosion are constant threats to the longevity of components. MAG overlay welding has become a proven technique for providing robust surface protection in demanding environments. By depositing a hard-facing or corrosion-resistant layer onto base materials, MAG overlay welding extends component service life while controlling production costs. What Is MAG Overlay Welding? Metal Active Gas (MAG) overlay welding, a specializ ... + Read more

Plasma Transferred Arc Welding (PTA): Definition, Advantages, and Applications

Plasma Transferred Arc Welding (PTA) is an advanced surface engineering process that uses a high-temperature plasma arc, generated by ionized argon, as its heat source. Alloy powders are precisely fed into the arc zone through a powder feeder and deposited onto the base material, creating a high-performance metallurgical coating. Plasma transferred arc welding (PTA) cladding technology is widely applied to enhance the wear resistance, corrosion resistance, heat resistance, impact resistance, ... + Read more

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