- July 1956
- Toshizo Kawai founded a private company, Hanshin Hagane Shokai, as a specialty store for special steel and special tool steel at 3-9 Nishishiriike, Nagata-ku, Kobe.
- September 1964
- Incorporated itself as Hanshin Hagane Shokai Co., Ltd. (capital: 3 million yen)
- April 1968
- Main products included machine structural steel
- August 1969
- Opened Kakogawa branch and increased capital to 10 million yen
- July 1972
- Opened Higashi Kobe branch and increased capital to 20 million yen
- October 1974
- Increased capital to 30 million yen
- September 1977
- Moved Kakogawa branch to Kakogawa Industrial Park
- November
- Established a sales management office and introduced a
- April 1978
- Added stainless steel, cast and forged steel, steel sheets, non-ferrous metals, etc. to the main line of products
- October
- Installed computers at all branches.
Started controlling the inventory based on the steel serial number (charge number)
- October 1980
- Created "Business Guidelines" for the Sales Department and established quality control regulations, outsourcing control regulations, and quality control committees.
- April 1981
- Increased capital to 39 million yen. Established Shinyukai (Employee association)
- April 1982
- Established a new machining section
- October
- Restructured the sales management office and established a new corporate planning office
- April 1983
- Opened Akashi branch. Established a business efficiency improvement committee and work on retention schedules
- January 1984
- Established a machine shop at Akashi branch
- April 1985
- Started CI (corporate culture) activity
- April 1989
- Changed the company name to Hanshin Metallics Co., Ltd. Set Management Philosophy, Management Policy, Action Guidelines and its symbol.
- November
- Increased capital to 50 million yen
- November 1991
- Increased capital to 70 million yen
- March 2005
- Transferred the functions of Kakogawa branch and machine shop to a newly constructed steel center.
- April 2007
- Obtained JISQ14001: 2004 (ISO14001: 2004) certification
- December 2011
- Opened Kyoto branch
- April 2012
- Made Kawakami Hagane Co., Ltd. a subsidiary through M & A
- November 2014
- Obtained JIS Q 9100 certification
- November 2015
- Opened Shikoku Sales Office
- September 2017
- Affiliated with Pt.Mitra Tama Gemilang
- October 2017
- Opened Takamatsu branch
