Found in one out of every two cars worldwide!

Engine valve springs must withstand thousands of expansions and compressions per minute. They require an extremely high level of quality. Kobe Steel’s wire rod products are the brand of choice, with a 50 percent share of the world market.

The world’s strongest steel!

Kobe Steel’s high-strength steel sheet is primarily used in auto frame parts and contributes to lighter vehicles. In particular, we are a leading manufacturer for development and commercialization of ultra high-strength steel sheet.

50% market share in Japan!

Due to increased demand for lighter cars, the use of aluminum for engine hoods and other applications is increasing. Kobe Steel has capitalized on expertise and engineering capabilities amassed over many years to capture about 50 percent of the market in Japan.

70% market share in Japan!

Kobe Steel holds a more than 30-percent market share for aluminum beverage can stock in Japan. Furthermore, Kobe Steel holds an approximately 70-percent share for aluminum bottle can stock, which requires complex processing.

60% share of world market!

Aluminum disks are used as substrate materials for hard disk drives for desk top computers and data centers,which require a high level of quality. Kobe Steel is the leading manufacturer of aluminum disks,holding approximately 60 percent of the world market share.