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  6. Japan Diavalve Co., Ltd. Company Profile

Japan Diavalve Co., Ltd. Company Profile

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last updated:Jan 12, 2022

Nippon Daiya Valve Co., Ltd.
Nippon Daiya Valve Co., Ltd.
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Contributing to our customers' technological innovation! Providing reliable technology, products, and services that respond promptly to changes in the times.

Our company can select and provide valves made of suitable materials and structures for various types and conditions of fluids based on extensive experimental data and rich experience, through custom production tailored to our customers' needs. To deliver products that match societal needs in response to the rapid changes of the times, we are advancing technology development and research and development through our unique system. Additionally, we conduct strict quality control based on a quality assurance system certified by ISO 9001. 【Business Content】 ■ Manufacturing and sales of valves - Diaphragm valves - Ball valves - Butterfly valves - Other types of valves *For more details, please refer to the PDF materials or feel free to contact us.

    valve
2019-07-16_09h59_45.png

Japan Diavalve Co., Ltd. Company Profile

2019-07-16_09h59_45.png
2019-07-16_09h59_45.png
  • Related Link - http://www.ndv.co.jp/
  • Special site - Product/service details - https://pr.mono.ipros.com/ndv/product/

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basic information

【Products (Partial)】 ■ Diaphragm Valves - Wear Type Diaphragm Valve: 400 Series - Straight Type Diaphragm Valve: 500 Series ■ Ball Valves - Two-Way Ball Valve: Fire Safe Type: F100 Series - Two-Way Ball Valve: Derivative Models ■ Sanitary Related Valves - Bio-Clean Diaphragm Valve: B400 Series - Self-Drain Type B400F Series, etc. *For more details, please refer to the PDF materials or feel free to contact us.

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Applications/Examples of results

【Examples of Achievements】 ■General Machinery Equipment ■Semiconductor Equipment ■Petrochemical Equipment ■Pharmaceutical Equipment ■Nuclear Power Plants ■Waste Treatment, etc. *For more details, please refer to the PDF materials or feel free to contact us.

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NDV [Introduction to Environmental Initiatives]

NDV [Introduction to Environmental Initiatives]

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Japan Diavalve Co., Ltd. Company Profile

Japan Diavalve Co., Ltd. Company Profile

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News about this product(33)

Introduction to Our Efforts for the Environment

Notice of Year-End and New Year Holidays

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Thank you very much for your continued support. We sincerely apologize for the inconvenience, but our company will be closed for the year-end and New Year holidays during the following period. Closure Period: December 28, 2024 (Saturday) to January 5, 2025 (Sunday) Inquiries made through this website or via email will be addressed sequentially starting from January 6 (Monday) after the closure period. We apologize for any inconvenience this may cause and appreciate your understanding.

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After service

Notice of Closure Due to Founding Anniversary

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Dear Sir/Madam, I hope this message finds you in good health and spirits. I would like to express my sincere gratitude for your continued support. We regret to inform you that our company will be closed all day on Friday, October 24, 2025, in observance of our foundation anniversary. We apologize for any inconvenience this may cause and appreciate your understanding.

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Introduction to Our Efforts for the Environment

Notice of Summer Collective Vacation for Fiscal Year 2025

  • Other・notification

Our company will have a company-wide holiday during the period below. We apologize for any inconvenience this may cause and appreciate your understanding. Summer holiday period: Friday, August 15, 2025 Inquiries received during this holiday period will be addressed sequentially starting from Monday, August 18.

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PFA lining diaphragm valve

Notice of participation in FLOWTECH CHINA 2025 from June 4 (Wednesday) to June 6 (Friday), 2025.

  • Seminar・Event

Nihon Daiya Valve Co., Ltd. will be exhibiting at 'FLOWTECH CHINA 2025' to be held at the Shanghai National Exhibition and Convention Center from June 4 (Wednesday) to June 6 (Friday), 2025. This exhibition will showcase the latest technologies and products across a wide range of areas including pumps, valves, and piping equipment. Our local subsidiary, Tianjin Daiya Valve Co., Ltd., will present various valve products, including "PFA lining valves." [Main Exhibits] ■ PFA Lining Valves: We will showcase various PFA lining valves with excellent corrosion and chemical resistance! ■ Quick-Opening Handle Type: BQL400NB: Easy operation with a 90-degree rotation, offering excellent visibility and stable sealing performance! ■ Bio-Clean Diaphragm Valves: Sanitary valves with superior "gas tightness," "cleanability," and "maintainability"! ■ V-Port Valves: Valves ideal for lines handling "abrasive fluids" and "high-viscosity fluids," featuring a V-cut ball design! We warmly invite you to visit our booth when you attend the exhibition. We look forward to seeing you!

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Companynews list (101)

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.

Product/Service List (51)

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