Manufacturing and processing contract

長門製作所

addressYamaguchi/Ube-shi/Yamacho 230-14
phone083-988-0300
last updated：
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長門製作所 List of Products and Services

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Heat treatment service

For heat treatment such as quenching, tempering, annealing, and stress relieving, please leave it to us.

In our heat treatment business, we perform hardening and tempering of materials and machined parts, annealing, normalizing, spheroidizing, high-frequency and medium-frequency hardening of formed products, ion nitriding, solution treatment of aluminum alloys (T6), and manufacturing of coils for high-frequency hardening. We conduct hardening of long products up to 6000L in a large oil tank measuring 2700mm in width, 2500mm in height, and 6900mm in length. Please feel free to consult us if you have any requests. 【Types of Processing】 ■ Hardening and Tempering ■ Annealing and Spheroidizing ■ High-Frequency Hardening ■ Ion Nitriding ■ T6 Treatment *For more details, please download the PDF or feel free to contact us.

  • Processing Contract
  • Surface treatment contract service

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