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Kobe Steel, Ltd.

Production and Transformation

May 2022




ASI Performance Standard Certified
ASI Chain of Custody Certified

About Kobe Steel, Ltd.

Since the establishment of Kobe Steel in 1905, the Kobe Steel Group (also known as the KOBELCO Group) has worked with customers to create and provide products that meet their needs along with the development of society.

Our Group’s business has grown in a wide range of fields while fulfilling the expectations of society. Today, we are engaged in multiple businesses, including the materials businesses which consists of steel, aluminum, advanced materials, and welding; the machinery businesses which consists of industrial machinery, engineering, and construction machinery; and the electric power business.

The KOBELCO Group aims to further increase its corporate value by fulfilling various social responsibilities and contributing to solving social issues through providing technologies, products, and services under the framework of sustainability management based on the Group Corporate Philosophy.

As one of the few manufacturers that provides both steel and aluminum products, Kobe Steel has been operating its business globally. The aluminum-related business is growing in Japan and other Asian countries as well as in North America. As a member of ASI, our company will support the initiative to drive transformation for the global aluminum industry with the aim of contributing to the environment and society and achieving sustainable growth through its business activities.

- Makoto Mizuguchi, Executive Vice President, Head of the Steel & Aluminum Business


Performance Standard V2 (2017) Certification scope:
  • All activities at Ulsan Aluminum Ltd in Ulsan, South Korea, including the manufacture of aluminium and aluminium coil and sheet specifically for automotive, can and specialty products.
Audit scope supply chain activities:
  • Aluminium Re-melting/Refining
  • Casthouses
  • Material Conversion (Production and Transformation)

Performance Standard V3 (2022) Certification Scope:
  • Tianjin plant facility in Tianjin, China, covering the production of thin automobile aluminium alloy plate and strip (series 5000 and 6000).
Audit scope supply chain activities:
  • Material Conversion

Additional Information

Activities in the aluminium value chain*

  • Aluminium re-melting, refining or recycling
  • Semi-fabrication (rolling, extrusion, casting)
  • Aerospace - Product or component manufacturing (material conversion)
  • Automotive - Product or component manufacturing (material conversion)
  • Construction - Product or component manufacturing (material conversion)
  • Consumer durables - Product or component manufacturing (material conversion)
  • Engineering - Product or component manufacturing (material conversion)
  • IT - Product or component manufacturing (material conversion)
  • Packaging - Product or component manufacturing (material conversion)
  • Collection of post-use recyclable material
  • Trade or collection of aluminium for re-melting or recycling

* may contain both ASI-certified and non ASI-certified


Countries of operation


  • Brazil
  • Mexico
  • United States


  • Cambodia
  • China
  • India
  • Indonesia
  • Japan
  • Malaysia
  • Philippines
  • Singapore
  • South Korea
  • Thailand
  • Vietnam


  • Germany
  • Netherlands
  • Sweden
  • United Kingdom

Middle East and North Africa

  • United Arab Emirates


  • Australia


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