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The Global Standard for Plant Equipment

Delivering optimal solutions based on proven expertise and infrastructure.

Precision machining, powered by advanced equipment

With CNC and advanced machining equipment, we deliver precision manufacturing of high-spec components from
tube sheet to specialized nozzles.

Advanced weld overlay technology expertise

Elevating product value with WELKO's proprietary welding solutions, ensuring reliable durability even in the most demanding environments.

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COMPANY INFO

Built on a commitment to quality,
we strive continuously to enhance product reliability and performance.

WELKO  GLOBAL WELKO  GLOBAL WELKO  GLOBAL WELKO  GLOBAL WELKO  GLOBAL WELKO  GLOBAL WELKO  GLOBAL WELKO  GLOBAL

ABOUT US

Company

We design a sustainable future alongside our clients, backed by 30 years of refined expertise.

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PRODUCTS

Our Products

We deliver tailored solutions across diverse industries, driven by years of accumulated experience.

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QUALITY

QUALITY ASSURANCE

Our premium Flange and Fitting products demonstrate uncompromising performance and reliability.

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CONTACT US

Inquiry

Grounded in global standard certifications, we pursue perfection with zero tolerance for error.

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GLOBAL PORTFOLIO & NETWORK

GLOBAL SUPPLY NETWORK

"WELKO GLOBAL's Relentless Challenge to the World"

WELKO GLOBAL integrates patent-based overlay welding with ultra-precision machining technology to deliver high-value-added solutions optimized for extreme industrial environments including high temperature, high pressure, and corrosion.
Backed by integrated capabilities spanning design to fabrication across petrochemical, power generation, and offshore plant sectors, we earn the trust of global partners and lead the world market's quality standards.

80%
Overseas Supply
30+
Years Experience
50+
Global Nations
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NORTH AMERICA
EUROPE
MIDDLE EAST
KOREA
S.E ASIA
SOUTH AMERICA
OCEANIA
WELKO GLOBAL WELKO GLOBAL WELKO GLOBAL
WELKO GLOBAL Co., Ltd.   CONTACT US

CONTACT US

"As a global leader in special welding and dissimilar metal cladding, we support customer success with perfect quality assurance and rapid technical response."

Domestic Sales
  • 051-311-4720
  • 051-311-4719
  • sales@welko.co.kr
Overseas Sales
  • +82-51-311-4721
  • +82-51-941-4722
  • andrea@welko.co.kr
30, Hwajeonsandan 5-ro 74beon-gil, Gangseo-gu, Busan, Korea 46738
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