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Awards and Certifications

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  • 2017 September 4th

    The United Kingdom railway infrastructure management company, Network Rail, revise the Certificate of Acceptance and additionally approves HARDLOCK Nut usage for Fish Plate application (certification number: PA05 / 02077)

    Awards and Certifications
  • 2016 April 18th

    President Wakabayashi received a special invitation to the Imperial Family Memorial Award Ceremony.

    Awards and Certifications
  • 2015 November 3rd

    President Wakabayashi was awarded the Imperial Family Culture Award.

    Awards and Certifications
  • 2015 June 27th

    President Wakabayashi was awarded the 2015 “COOL JAPAN” Award.

    Awards and Certifications
  • 2014 October 28th

    President Wakabayashi and HARDLOCK Industry Co., Ltd. was honored at the 50 anniversary celebration of the Tokaido Shinkansen for contributing to safe operations for many years.

    Awards and Certifications
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  • Products

    • HLN Hardlock Nut
    • HLB Hardlock Bearing Nut
    • HLS Hardlock Set Screw
    • Warning about Imitation Products
  • Technical Information

    • Why Do Fasteners Become Loose?
    • Why the Hardlock Nut Does Not Loosen
    • Testing Apparatus
    • Test Data
    • Articles, Technical Papers
  • Applications

  • About Us

    • Company Outline
    • Corporate Vision
    • Quality Initiatives
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    • History
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    • Contact us
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