We have compiled a list of manufacturers, distributors, product information, reference prices, and rankings for Nitriding Service.
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Nitriding Service Product List and Ranking from 5 Manufacturers, Suppliers and Companies

Last Updated: Aggregation Period:Sep 17, 2025~Oct 14, 2025
This ranking is based on the number of page views on our site.

Nitriding Service Manufacturer, Suppliers and Company Rankings

Last Updated: Aggregation Period:Sep 17, 2025~Oct 14, 2025
This ranking is based on the number of page views on our site.

  1. プラスエンジニアリング Tokyo//Machine elements and parts
  2. 九州イオン窒化センター Fukuoka//Manufacturing and processing contract
  3. HEF DURFERRIT JAPAN Kanagawa//Manufacturing and processing contract
  4. 4 湘南窒化工業 Kanagawa//environment
  5. 4 窒化工業 Kanagawa//Manufacturing and processing contract

Nitriding Service Product ranking

Last Updated: Aggregation Period:Sep 17, 2025~Oct 14, 2025
This ranking is based on the number of page views on our site.

  1. Vacuum gas nitriding treatment service プラスエンジニアリング
  2. Ion nitriding treatment service 九州イオン窒化センター
  3. Gas nitriding treatment service 湘南窒化工業
  4. HEF DURFERRIT JAPAN Co., Ltd. Business Introduction HEF DURFERRIT JAPAN
  5. 4 Nitriding treatment service 窒化工業

Nitriding Service Product List

1~5 item / All 5 items

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Gas nitriding treatment service

We offer gas soft nitriding treatment with low processing temperature and minimal distortion.

Our company conducts gas soft nitriding treatment, which involves heating and holding in an atmosphere of "ammonia gas + N2 + CO2" at 560 to 580°C for 2 to 5 hours to achieve effective nitriding in a short time. This method, which simultaneously allows the diffusion of (M) and (C), is accurately referred to as gas carburizing nitriding. However, due to the low processing temperature of 570°C, the infiltration of (C) is minimal, resulting in a significant nitriding effect from the infiltration of (N). 【Features】 ■ Applicable to all steel types ■ Minimal nitriding unevenness and no surface roughness ■ Short processing time of 5 to 10 hours ■ Prevention of nitriding ■ Improvement in corrosion resistance due to the prevention of nitriding, as the compound layer formed on the surface of the nitrided layer is dense and difficult to create porosity, leading to further enhancement of corrosion resistance. *For more details, please feel free to contact us.

  • Gas recovery/treatment equipment

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HEF DURFERRIT JAPAN Co., Ltd. Business Introduction

H.E.F Group contributing to the improvement of global environmental and energy issues.

Founded in 1953 in France as the Tribology Research Center, the H.E.F Group has developed numerous technologies related to surface treatment processing of materials, obtained patents, and sold licenses worldwide. Furthermore, in recent years, it has also developed surface treatment processes for resin housings and added electromagnetic shielding coating services to its lineup. The company is expanding its business globally. The H.E.F Group has both research and development and manufacturing facilities, allowing for customization to meet customer needs. The H.E.F Group places importance on establishing a presence close to its clients and has many factories around the world. In Japan, HEF DURFERRIT JAPAN Co., Ltd. collaborates with three domestic factories to meet the needs of Japanese customers. 【Service Introduction】 ○ Contract research services related to tribology ○ Salt bath soft nitriding treatment services ○ PVD and PACVD coating services ○ Manufacturing and sales of bushes and sliding components For more details, please contact us or download the catalog.

  • IPROS4796140333027106915_220x220.png
  • Surface treatment contract service
  • Processing Contract

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Nitriding treatment service

Heat treatment processing technology conducted to improve the durability of metal parts, such as corrosion resistance and wear resistance.

We offer nitriding treatment for various machine parts. By adding the high hardness obtained from nitriding to the excellent corrosion resistance characteristic of stainless steel, we achieve outstanding performance that balances both corrosion resistance and wear resistance. Additionally, since the treatment is performed at low temperatures, it features very little deformation. Please feel free to contact us if you have any requests. [Nitriding Treatment Examples] ■ Gas Nitriding - Plastic extruders, injection molding machines, die-casting machines, machine tools, internal combustion engines, pumps and compressors, various gauges, molds ■ Gas Soft Nitriding - Functional and economical key areas such as automotive parts, industrial machine parts, office equipment, hydraulic equipment, and molds *For more details, please feel free to contact us.

  • Surface treatment contract service

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Ion nitriding treatment service

Leave ion nitriding to us.

Our company offers a heat treatment called "ion nitriding," which creates a hard layer on the surface of steel through glow discharge in a vacuum. This eco-friendly and energy-saving heat treatment is effective for corrosion resistance, wear resistance, and fatigue strength. In addition, we also handle gas soft nitriding, gas nitriding, gas carburizing, high-frequency hardening, annealing, and tempering. Please feel free to contact us if you have any requests. 【Sales Items】 ■ Gas soft nitriding ■ Gas carburizing ■ Vacuum hardening ■ Annealing ■ Tempering ■ Centerless grinding, etc. *For more details, please download the PDF or feel free to contact us.

  • Gas recovery/treatment equipment

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Vacuum gas nitriding treatment service

It can be applied to a wide range of steel types, and particularly in alloy steels containing more than 3% Cr, high hardness can be achieved.

Our company handles the technology of "Vacuum Gas Nitriding Treatment," which utilizes the diffusion principle of nitrogen atoms through a vacuum furnace. In a vacuum furnace, NH3 and nitriding-promoting gas are introduced, and the temperature is heated to 480-550°C. The heating state is maintained to allow nitrogen to diffuse into the base material, generating alloy elements and compounds as a surface treatment method. 【Features】 - No brittle white layer, preventing defects and peeling of the hardened layer - Minimal dimensional changes such as warping and expansion - Surface roughness remains almost unchanged from before treatment, achieving a good mirror finish - Excellent wear resistance - Uniform hardening even in complex shapes, deep holes, and fine wires, etc. *For more details, please download the PDF or contact us.

  • Surface treatment contract service

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