Welding & Assembly

RefacX provides high-accuracy welded assemblies with consistent quality control and proven durability for heavy-duty and large-scale fabrication.

ISO 9001:2015, ISO 13485, ISO14001:2015, IATF 16949:2016 certified

On-time delivery via transport coordination, clearance, and end-to-end tracking

Welding & Assembly

RefacX provides high-accuracy welded assemblies with consistent quality control and proven durability for heavy-duty and large-scale fabrication.

ISO 9001:2015, ISO 13485, ISO14001:2015, IATF 16949:2016 certified

On-time delivery via transport coordination, clearance, and end-to-end tracking

Welding & Assembly

RefacX provides high-accuracy welded assemblies with consistent quality control and proven durability for heavy-duty and large-scale fabrication.

ISO 9001:2015, ISO 13485, ISO14001:2015, IATF 16949:2016 certified

On-time delivery via transport coordination, clearance, and end-to-end tracking

ISO

9001:2015 Certified

±0.1 mm

Tolerances

4+

Materials

Our Welding Services

Assembly Methods for Parts

Welding Materials

Stainless steel

Steel

Aluminum

Copper and Copper Alloys

Aluminum

Aluminum combines light weight, strength, and excellent machinability, making it ideal for applications such as aerospace and automotive components. Its natural corrosion resistance further enhances its suitability for outdoor use and structural parts.

Subtypes :

Aluminum 6061, 6061-T6, Aluminum 2024, Aluminum 5052, Aluminum 5083, Aluminum 6063, Aluminum 6082, Aluminum 7075, 7075-T6, Aluminum ADC12 (A380)

Available Finish :

As machined, Anodizing, Powder coating, Electroplating, Painting, Sand blasting, Polishing

Material Consulting

We’ll recommend the most suitable material for your needs. Considering resistance to abrasion, heat, impact, welding capacity, humidity, chemicals, and thermal shock
—  For unlisted options, Please contact us directly.

Welding Materials

Stainless steel

Steel

Aluminum

Copper and Copper Alloys

Aluminum

Aluminum combines light weight, strength, and excellent machinability, making it ideal for applications such as aerospace and automotive components. Its natural corrosion resistance further enhances its suitability for outdoor use and structural parts.

Subtypes :

Aluminum 6061, 6061-T6, Aluminum 2024, Aluminum 5052, Aluminum 5083, Aluminum 6063, Aluminum 6082, Aluminum 7075, 7075-T6, Aluminum ADC12 (A380)

Available Finish :

As machined, Anodizing, Powder coating, Electroplating, Painting, Sand blasting, Polishing

Material Consulting

We’ll recommend the most suitable material for your needs. Considering resistance to abrasion, heat, impact, welding capacity, humidity, chemicals, and thermal shock
—  For unlisted options, Please contact us directly.

Welding Materials

Stainless steel

Steel

Aluminum

Copper and Copper Alloys

Aluminum

Aluminum combines light weight, strength, and excellent machinability, making it ideal for applications such as aerospace and automotive components. Its natural corrosion resistance further enhances its suitability for outdoor use and structural parts.

Subtypes :

Aluminum 6061, 6061-T6, Aluminum 2024, Aluminum 5052, Aluminum 5083, Aluminum 6063, Aluminum 6082, Aluminum 7075, 7075-T6, Aluminum ADC12 (A380)

Available Finish :

As machined, Anodizing, Powder coating, Electroplating, Painting, Sand blasting, Polishing

Material Consulting

We’ll recommend the most suitable material for your needs. Considering resistance to abrasion, heat, impact, welding capacity, humidity, chemicals, and thermal shock

—  For unlisted options, Please contact us directly.

Welding Capabilities

CNC Machining
Capabilities

General
Tolerance

General Tolerance

ISO 13485 / ISO 16949 / ISO 14001

Precision
Tolerance

Precision Tolerance

RefacX performs welding and final inspection in accordance with your drawing specifications and GD&T requirements, ensuring high-precision weld quality and dimensional accuracy.

Weld Position Capabilities

1G / 2G / 3G / 4G / 5G / 6G / 6GR

Production Scale

Single parts, sub-assemblies, full structural modules, small to mid-volume production

Factory Size

Our manufacturing space is flexibly arranged to handle parts and structures of varying dimensions, including oversized and heavy-duty assemblies.

Applications of Welding

1. Transportation

Welding is essential across the transportation sector to ensure structural rigidity, safety, and lightweight performance.

  • Automotive Manufacturing : Spot welding, MIG (GMAW), and laser welding are widely applied throughout vehicle production, including body frames, chassis components, exhaust systems, and fuel tanks. For electric vehicles, precision laser welding is critical in the assembly of battery modules and battery packs.

  • Shipbuilding & Marine Structures : Large marine vessels, submarines, offshore platforms, and offshore wind structures rely on high-strength arc welding processes such as SAW and FCAW, which create leak-proof and durable joints capable of withstanding harsh environments.

  • Aerospace : Aircraft fuselages, wings, engine components, and spacecraft systems require extremely high accuracy and joint reliability. Advanced welding methods such as TIG (GTAW), Electron Beam Welding (EBW), and Friction Stir Welding (FSW) are commonly used for these critical components.

  • Railway : Welding is used in the fabrication of locomotives and railcar bodies, as well as in joining rail tracks to ensure continuity and structural stability.

2. Construction & Infrastructure

Welding plays a critical role in forming the structural backbone of large and permanent infrastructure.

  • Architectural & Structural Steelwork : Arc welding processes such as SMAW, MIG (GMAW), and FCAW are widely used in the fabrication of steel frames for skyscrapers, commercial buildings, bridges, and stadiums. These welded structures provide the strength and load-bearing capacity required for long-term structural performance.

  • Pipelines : High-pressure pipelines for oil, gas, water, and industrial fluids are welded using full-penetration techniques to ensure leak-free joints and withstand harsh operating conditions, including temperature extremes and corrosion environments.

3. Energy & Plant

Welding is essential for ensuring the safety, reliability, and efficiency of equipment operating under high temperature, high pressure, and corrosive environments.

  • Power Generation : Welding is used in the fabrication and maintenance of critical components in nuclear, thermal, and hydroelectric power plants—such as boilers, turbines, pressure vessels, and heat exchangers. These components require stringent welding procedures to ensure structural integrity and long-term durability.

  • Renewable Energy : Welding is applied in the production of wind turbine towers and blade hubs, as well as in solar panel mounting structures and support frames. These systems demand high fatigue resistance and corrosion protection to operate reliably in harsh outdoor environments.

  • Chemical & Process Plants : Tanks, reactors, and processing equipment used for storing and handling chemicals require welding of corrosion-resistant materials, ensuring leak-proof joints and safe operation under aggressive chemical conditions.

Welding FAQs

What are the 4 types of welding?
What factors influence welding process selection?

Welding FAQs

What are the 4 types of welding?
What factors influence welding process selection?

Welding FAQs

What are the 4 types of welding?
What factors influence welding process selection?

From Your Desk to the Site. Done Right.

On-time, on-spec delivery



— driven by Korean engineering and a vetted global supply network.

From Your Desk to the Site. Done Right.

On-time, on-spec delivery



— driven by Korean engineering and a vetted global supply network.

From Your Desk to the Site. Done Right.

On-time, on-spec delivery



— driven by Korean engineering and a vetted global supply network.

RefaX Logo

ceo@refacx.com

2002, Tower Building, Urban Bricks, 47 Jungdongjungang-ro, Uichang-gu, Changwon-si, Gyeongsangnam-do, 51473, Republic of Korea

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