Nippon Daiya Valve Co., Ltd. List of News Articles

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.

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.

Nihon Diaball Valve Co., Ltd. will be exhibiting at "VIETWATER 2025," which will be held in Ho Chi Minh City, Vietnam, from October 22 (Wednesday) to October 24 (Friday), 2025. This exhibition is the largest water treatment-related exhibition in Vietnam, and we will showcase various valves suitable for water treatment equipment, including our representative "diaphragm valves." [Exhibition Content] ■ Diaphragm Valves - We will present various lining products with excellent corrosion and chemical resistance. - We will introduce valves optimal for individual processes such as purification equipment, sludge treatment equipment, and pure water systems. ■ Ball Valves - In addition to standard two-way valve types, we offer a series of ball valves suitable for a wide range of fields. - We will showcase various valve seats that can be used under special conditions, such as with abrasive fluids. We sincerely look forward to your visit.

We exhibited at the "INCHEM TOKYO 2025 Exhibition" held at Tokyo Big Sight from September 17 (Wednesday) to September 19 (Friday). Thank you very much for visiting our booth despite your busy schedule. 【Details of Exhibits】 ■ New Product: EX-Bio Clean Diaphragm Valve ■ Renewal: Glass Lined Diaphragm Valve ■ Ball Valve Series Suitable for a Wide Range of Fields ■ Various Lined Bodies with Excellent Corrosion and Chemical Resistance ■ PFA Lined Butterfly Valve ■ 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.

Our company will be exhibiting at "INCHEM TOKYO 2025," which will be held at Tokyo Big Sight from September 17 (Wednesday) to September 19 (Friday). This exhibition is a specialized event for the chemical and process industries, and we will showcase a variety of valve products suitable for a wide range of industrial fields, including chemicals, environmental and water treatment, and pharmaceuticals, focusing on diaphragm valves, ball valves, and butterfly valves. 【Highlights of Our Exhibition】 ◆ New product "EX-Bio Clean Diaphragm Valve" launching in July! A next-generation diaphragm valve utilizing a new sealing structure! We have further enhanced the leakage prevention performance! ◆ Renewed products responding to many requests! The "Glass-Lined Diaphragm Valve" has been renewed! ◆ In addition, we will display various valve products suitable for a wide range of industrial fields such as chemicals, environment, water treatment, and pharmaceuticals! ◆ Our company representatives will provide explanations and proposals using actual samples! We sincerely look forward to your visit! For more details, please refer to the related document "Invitation to INCHEM TOKYO 2025 (General Invitation)" below or feel free to contact us.

Thank you very much for your continued support. We would like to inform you that our company will suspend product shipping operations for inventory purposes due to the interim financial closing on the following dates. We apologize for any inconvenience this may cause and appreciate your understanding. Shipping suspension period: Tuesday, September 30, 2025.

We have started distributing the revised version of the catalog listed below. We hope it will be useful for your daily operations in selecting valves. We would be grateful if you could gain a deeper understanding of our products. ◇ NDV Diaphragm Valves: This catalog features a variety of products including manual valves, air-operated ON-OFF valves, and electric valves. Additionally, it includes technical materials such as dimension and material selection tables at the end, which will assist in valve selection. ■ Japanese version "No.D303-12" ◇ NDV Sanitary Related Valves: This is a 'comprehensive catalog' featuring sanitary specification valves suitable for manufacturing equipment in pharmaceuticals, food, and semiconductors. We introduce a wide range of applications, including the "Bio-Clean Diaphragm Valve Series," which maximizes the features of diaphragm valves, and sanitary butterfly valves for pharmaceutical containers. ■ Japanese version "No.D117-09" *If you would like to receive a catalog, you can apply through the inquiry page. Please feel free to contact us if you have any questions or concerns. We also have a FAQ section available, so please check it out in the related catalogs below.

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.

We exhibited at the "27th INTERPHEX JAPAN Exhibition," which was held at Tokyo Big Sight from July 9 (Wednesday) to July 11 (Friday). Thank you very much for visiting our booth despite your busy schedule. 【Details of Exhibits】 ■ New Product: EX-Bioclean Diaphragm Valve ■ Renewal: Glass-Lined Diaphragm Valve ■ Products Excellent for Dead Space Solutions ■ Corrosion-Resistant Valves with Sanitary Specifications ■ For Powder and Granule Discharge: Sanitary Butterfly Valve *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 you have any requests or questions that we could not address at the venue, please feel free to contact us.

Starting from July 2025, we will begin accepting orders for our new product series, the "EX-Bioclean Diaphragm Valve." This product is a next-generation diaphragm valve developed from our existing "Bioclean Diaphragm Valve" series, which is designed for pharmaceutical and related facilities, featuring a new sealing structure. While maximizing the characteristics of the diaphragm valve, such as "a structure that does not contaminate fluids" and "excellent cleanability," we have revamped the sealing structure to better meet user needs and further enhance product performance. 【Main Features】 ■ Currently available on the product page below! *For more details, please refer to the catalog or feel free to contact us.

Our company will be exhibiting at the 27th INTERPHEX JAPAN, which will be held at Tokyo Big Sight from July 9 (Wednesday) to July 11 (Friday). This exhibition is one of the world's leading events showcasing specialized technologies in the pharmaceutical and cosmetics industries. We will present various valve products optimal for manufacturing processes in pharmaceuticals and biotechnology, including our "Bio-Clean Diaphragm Valve" series. 【Highlights of Our Exhibition】 ◆ Official Sales Launch! New Product "EX-Bio Clean Diaphragm Valve" A next-generation diaphragm valve utilizing a new sealing structure! Officially launching this summer! ◆ Renewed Products in Response to Many Requests! The "Glass-Lined Diaphragm Valve" has been renewed! ◆ Additionally, we will showcase various sanitary valve products ideal for manufacturing equipment in pharmaceuticals, cosmetics, food, and semiconductors! ◆ Our company representatives will provide explanations and proposals using actual samples! We sincerely look forward to your visit! For more details, please refer to the related document "Invitation to the 27th INTERPHEX JAPAN (General Invitation)" below or feel free to contact us.

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!

In response to many requests, we have renewed our product! It features a total lining of the main flow path with glass that has excellent corrosion resistance, making it suitable for use with highly permeable chemical solutions. 【Main Features】 ■ Available on the product page below! *For more details, please refer to the PDF or feel free to contact us.

Thank you very much for your continued support. We would like to inform you that our company will suspend product shipping operations for inventory purposes due to the interim financial closing on the following date. We apologize for any inconvenience this may cause and appreciate your understanding. Shipping suspension period: Monday, March 31, 2025.

We have published the product page for the Y-shaped 3-way ball valve "Y300 type." ■ What is the NDV Y-shaped 3-way ball valve? It is a 3-way ball valve with a wide-angle body shape. It is the ideal valve for passing abrasive fluids such as powders, slurries, and high-viscosity fluids, as well as pigs for cleaning pipes. 【Main Features】 ■ Available on the product page below! *For more details, please refer to the catalog or feel free to contact us.

We have started distributing the revised version of the catalog below. We hope it will be useful for selecting valves in your daily operations. We would be grateful if you could gain a deeper understanding of our products. ◇NDV Product Guide: This is our comprehensive catalog. It introduces high-quality diaphragm valves, ball valves, and butterfly valves. ■ Bilingual "U100-40" ◇Butterfly Valves: We handle butterfly valves that excel in sealing and flow control. ■ English "No.CE302-02" *If you would like to receive a catalog, you can apply through the inquiry page. Please feel free to contact us if you have any questions or concerns. Additionally, we have a FAQ section available, so please check it out in the related catalogs below.

I would like to extend my respectful New Year's greetings. I sincerely thank you for your exceptional support during the past year. I kindly ask for your continued patronage this year as well. We have resumed regular business operations since January 6th. We will respond to inquiries received during the closure in due course. Thank you for your patience and understanding.