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  6. Directly mountable inside pipes & compact! Dead space solution - Three-way valve type K.

Directly mountable inside pipes & compact! Dead space solution - Three-way valve type K.

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last updated:Jun 17, 2026

Nippon Daiya Valve Co., Ltd.
Nippon Daiya Valve Co., Ltd.
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Diverting, merging, and the introduction and discharge of cleaning water and sterilizing steam are "applicable." The internal structure of the valve has no dead space, making it ideal for preventing liquid accumulation.

**Features** - It can be directly installed in the piping, is compact, and has a structure that prevents fluid residue in the valve. - It can be widely used for applications such as branching, merging (mixing liquids), introducing cleaning water, and discharging sterilization steam. **Specifications (Excerpt)** - Main body material: SUS316L - Applicable nominal diameter (DN): Standard combination of main pipe and valve: 15 to 50 (other ranges available as options) - Operation method: Both manual and pneumatic operation methods are applicable. *For more details, please refer to the catalog (P.20) or feel free to contact us. (An English version is available upon request!)*

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Directly mountable inside pipes & compact! Dead space solution - Three-way valve type K.

スライド3.JPG
スライド3.JPG 3方弁2画像ー.jpg 三方弁3画像ー.jpg 三方弁4画像ー.jpg 3方弁5画像ー.jpg 三方弁6画像ー.jpg
  • Special site - Product/service details - https://pr.mono.ipros.com/ndv/product/

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basic information

For more details, please refer to the catalog (P.20) or feel free to contact us. (We have an English version available if needed!)

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Applications/Examples of results

Delivery to equipment that requires fluid switching.

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NDV "Sanitary Related Valves" Comprehensive Catalog

NDV "Sanitary Related Valves" Comprehensive Catalog

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News about this product(10)

New Product: EX Bio-Clean Diaphragm Valve / Product Renewal: Glass Lined Diaphragm Valve

Free invitation with pre-registration! Announcement of participation in the 28th Interphex Japan Exhibition.

  • Seminar・Event

Our company will be exhibiting at the 28th Interphex Japan, which will be held at Makuhari Messe from May 20 (Wednesday) to May 22 (Friday). This exhibition is one of the world's leading events where specialized technologies from the pharmaceutical and cosmetics industries are showcased. We will be presenting a variety of valve products that are optimal for manufacturing processes in pharmaceuticals and biotechnology, including our "Bio-Clean Diaphragm Valve" series. [Highlights of Our Exhibit] ◆ New Product: "EX-Bio Clean Diaphragm Valve" A next-generation diaphragm valve utilizing a new sealing structure! Officially launching this summer! ◆ First-ever Mini Session at this Exhibition! We will hold a mini session on the "EX-Bio Valve" that can only be heard at this exhibition. ◆ Renewed Products in Response to Many Requests! The "Glass-Lined Diaphragm Valve" has been renewed! ◆ Additionally, we will showcase various sanitary valve products that are ideal for manufacturing equipment in pharmaceuticals, cosmetics, food, and semiconductors! We sincerely look forward to your visit! For more details, please refer to the related document "Invitation to the 28th Interphex Japan (General Invitation)" below or feel free to contact us.

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Sanitary-related valve

Notice of Revision of Our Comprehensive Catalog "Sanitary-Related Valves"

  • Catalog news

We have revised the comprehensive catalog for "Sanitary Related Valves" and published "D117-08." For more details, please refer to the related catalog. *If you would like to receive a catalog, you can apply through the inquiry page. If you have any questions or concerns, please feel free to contact us.

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The scenery of the booth.

Thank you for visiting the 25th Interphex Japan from July 5 (Wednesday) to July 7 (Friday) - Japan Diavalve

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We exhibited at the "25th INTERPHEX JAPAN," held at Tokyo Big Sight from July 5 (Wednesday) to July 7 (Friday). Thank you very much for visiting our booth despite your busy schedule. 【Details of Our Exhibits】 ■【New】Bio-Clean Diaphragm Valve ■Products with excellent dead space measures ■Corrosion-resistant valves with sanitary specifications ■Sanitary butterfly valve for powder and granule discharge *For more details, please download the catalog or contact us. (The catalog can be downloaded from the catalog page of the special website below.) *If there were any requests or questions that we could not address at the venue, please feel free to contact us.

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The 25th Interphex Japan

Notice of participation in the "25th INTERPHEX Japan" from July 5 (Wednesday) to July 7 (Friday).

  • Seminar・Event

Nihon Diaball Valve Co., Ltd. will be exhibiting at the "25th Interphex Japan," which will be held at Tokyo Big Sight from July 5 (Wednesday) to July 7 (Friday) this year. This exhibition is one of the world's leading trade shows where specialized technologies from the pharmaceutical and cosmetics industries are showcased, and our company will present various valves optimal for manufacturing processes in pharmaceuticals, biotechnology, and more, including our "Bio-Clean Diaphragm Valve" series. 【Highlights of Our Exhibit】 ■ We will showcase a reference display of the "New Bio-Clean Diaphragm Valve" featuring a new sealing structure. ■ We will exhibit sanitary valves that are ideal for manufacturing equipment in pharmaceuticals, cosmetics, food, and semiconductors. ■ Our staff will provide explanations and proposals using actual samples of various products. 【Details of Our Exhibit】 ■ New Bio-Clean Diaphragm Valve ■ Products with excellent dead space management ■ Corrosion-resistant sanitary valves ■ Sanitary butterfly valve for powder and granule discharge We look forward to your visit.

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Companynews list (104)

Company information

Nippon

Nippon Daiya Valve Co., Ltd.

Machine elements and parts

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Since its founding in 1955, our company has made customer satisfaction (CS) — that is, "providing products that satisfy our customers" — the fundamental management policy. For over 60 years, we have supplied products such as diaphragm valves, ball valves, and butterfly valves tailored to our customers' needs. By providing these products across a wide range of industrial sectors, including pharmaceuticals, chemicals, semiconductors, and steel manufacturing, as well as in public sectors such as nuclear and thermal power generation, water supply and sewage, and waste treatment facilities, we take pride in contributing to the development of economic activities and the creation and maintenance of an environmentally sustainable society. Moving forward, we will continue to respond to our customers' requests and strive to be of service to society, with all employees making every effort. 【Main Areas of Service】 We provide a wide range of valves across various sectors, from industries such as pharmaceuticals, chemicals, semiconductors, and steel manufacturing to public sectors like nuclear and thermal power generation, water supply and sewage, and waste treatment facilities. ■ ISO 9001 and 14001 Certification Obtained *For more details, please download our company brochure or contact us.

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