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valve Product List and Ranking from 574 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Oct 15, 2025～Nov 11, 2025
This ranking is based on the number of page views on our site.

valve Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Oct 15, 2025～Nov 11, 2025
This ranking is based on the number of page views on our site.

  1. エマソンバルブアンドコントロールジャパン Tokyo//Machine elements and parts
  2. Fujikin Incorporated Tokyo//Machine elements and parts
  3. ゲミュージャパン Aichi//Machine elements and parts
  4. 4 Nippon Daiya Valve Co., Ltd. Tokyo//Machine elements and parts
  5. 5 KITZ SCT Corporation Tokyo Headoffice Tokyo//Electronic Components and Semiconductors
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valve Product ranking

Last Updated： Aggregation Period:Oct 15, 2025～Nov 11, 2025
This ranking is based on the number of page views on our site.

  1. KTM "Comprehensive Product Catalog" エマソンバルブアンドコントロールジャパン
  2. 35002 type camflex valve 日本ドレッサー
  3. Japan Diavalve Co., Ltd. "Product Guide" Catalog Nippon Daiya Valve Co., Ltd.
  4. 4 High-Power Tractor for Smart Agriculture 'VALTRA Q Series' Nakanishi Shoji CO., Ltd. Tokyo branch
  5. 5 NDV "Ball Valve" Comprehensive Catalog Nippon Daiya Valve Co., Ltd.

valve Product List

1276～1290 item / All 3395 items

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[Information] Applications and Examples of Diaphragm Valves (For Reference)

[Information] Applications and Examples of Diaphragm Valves (For Reference)

We have compiled a table that clearly summarizes the applications and examples of diaphragm valves!

This document includes applications and examples of diaphragm valves. We present reference examples of valve specifications in an easy-to-understand table categorized by application and equipment! 【Published Applications】 ■ Water treatment facilities ■ Chemicals ■ Pharmaceuticals ■ Food ■ Electrical materials & semiconductors ■ Steel & non-ferrous metals ■ Power generation *For more details, please refer to the PDF document or feel free to contact us.

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NDV "Lining Diaphragm Valve" *Free examples of applications and achievements available!

NDV "Lining Diaphragm Valve" *Free examples of applications and achievements available!

Introduction of lining products that prevent deterioration from corrosion and chemicals!

Introducing the "Lining Type Diaphragm Valve" with excellent resistance to corrosion and chemicals. It is utilized in a wide range of fields such as chemicals, environmental and water treatment, pharmaceuticals, and semiconductors. It can be applied to countermeasure against corrosive fluids, gap corrosion, and metal ion elution. 【Product Lineup (Example)】 "Model 430": Hard natural rubber lining on a base material of FC200 or FCD-S "Model 459": PFA lining on a base material of FCD-S or SCS13 "Model 460": ETFE lining on a base material of FCD-S "Model 450": Polyethylene lining on a base material of FC200 "Model 480": Porcelain lining on a base material of FCD-S *Sanitary specification diaphragm valves are also available. *For more details, please refer to the catalog or feel free to contact us.

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NDV "Bio-Clean Diaphragm Valve"

NDV "Bio-Clean Diaphragm Valve"

Optimal for pharmaceuticals, bioprocesses, and more! We provide extensive information about bio-clean diaphragm valves!!

This catalog introduces bio-clean diaphragm valves suitable for manufacturing equipment in pharmaceuticals, bioprocesses, cosmetics, food, and semiconductors. It provides a wide range of information, including the features of bio-clean diaphragm valves, standard specifications, manual operation valve handle specifications, and air-operated ON-OFF valves. 【Contents (Excerpt)】 ■ Features of bio-clean diaphragm valves ■ Standard specifications ■ Manual operation valves ■ Air-operated ON-OFF valve (standard type): BPO1400NB(N) model ■ Air-operated ON-OFF valve (stainless steel drive part): BPO1400NBN model *For more details, please refer to the catalog (P8-15) or feel free to contact us. (The English and Chinese versions of the catalog can be downloaded from the catalog page of the special website below.)

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NDV Dead Space Countermeasures [Product List]

NDV Dead Space Countermeasures [Product List]

A product series designed with a valve body structure that is compact and free of dead spaces (such as pockets and liquid pools)!

Features 1) This product is designed with a compact structure for the valve body, eliminating dead spaces (such as pockets and liquid traps). 2) Notable examples include a self-draining type that enhances liquid trap prevention, a sampling valve for fluid sample collection, a three-way valve that allows fluid switching and mixing with a single body, and a tank bottom valve that achieves high stirring efficiency and complete discharge without residue. 【Lineup (Excerpt)】 ■ Self-draining type ■ Sampling valve: P type ■ Three-way valve: K type ■ Tank bottom valve: T type *For more details, please refer to catalog pages 17 to 21 or feel free to contact us. (The English and Chinese versions of the catalog can be downloaded from the catalog page of the special website below.)

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NDV Wear Type Diaphragm Valve: 400 Type

NDV Wear Type Diaphragm Valve: 400 Type

Exhibits high airtightness and valve seat sealing performance! Excellent in corrosion resistance, chemical resistance, and cleanability.

A diaphragm valve is a type of valve that has a structure for opening and closing the flow path using a flexible diaphragm (membrane) made of materials such as rubber. The "Wear-type diaphragm valve: Type 400" is the basic form of a diaphragm valve that has a weir in the flow path. The fluid passage section is streamlined and has no pocket areas, which minimizes liquid accumulation and provides self-cleaning properties. Due to the valve's structure, it exhibits high airtightness and seat sealing performance. There is a wide variety of materials available for the body and diaphragm, allowing it to accommodate a broad range of fluids. ▼Applicable fields: Chemicals, environmental and water treatment, steel, shipping, pharmaceuticals, food, semiconductors, power generation, etc. *For more details, please refer to the catalog (P6–P14) or feel free to contact us. (The English and Chinese versions of the catalog can be downloaded from the catalog page of the special website below.)

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Straight type diaphragm valve: 500 type

Straight type diaphragm valve: 500 type

The flow path is close to straight, with a structure that has low pressure loss and minimal liquid accumulation! It is suitable for fluids containing sludge, suspended solids, and more!

A diaphragm valve is a type of valve that has a structure that opens and closes the flow path using a flexible diaphragm (membrane) made of materials such as rubber. The "Straight Type Diaphragm Valve: 500 Series" features a flow path that is nearly linear (straight), resulting in a structure with minimal pressure loss and liquid accumulation. It is suitable for fluids containing viscous fluids, fibrous fluids, slurries, sludge, and suspended solids. ▼ Application Fields: Water treatment plants, final treatment facilities, etc. *For more details, please refer to the PDF materials or feel free to contact us. (The English and Chinese versions of the catalog can be downloaded from the catalog page of the special website below.)

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Introduction to initiatives for the environment

Introduction to initiatives for the environment

Aiming to create environmentally friendly valves... "The entire company is united in promoting the continuous reduction of environmental impact!" "ISO 14001 certification obtained!"

Japan Diavalve Co., Ltd. aims to be a sustainable company that balances environmental activities and economic activities amid the worsening global environmental issues. Recognizing the commitment to environmental conservation as one of the important pillars of its business activities, the company obtained ISO 14001 certification in 2008 and is working together as a whole company on environmental activities. *For more details, please refer to the PDF materials or feel free to contact us. (The English and Chinese versions of the catalog can be downloaded from the catalog page of the special website below.)

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NEL type small diameter electric ball valve

NEL type small diameter electric ball valve

A new product with IP65 equivalent water resistance and a 360-degree easily visible indicator.

We are pleased to introduce our new product from Japan Diavalve. 【Features】 ■ 360-degree visible indicator Adopts a dome-shaped transparent cover for excellent visibility. You can check the valve's open and closed status from various angles. ■ Compact body with high torque A lightweight and compact drive unit made from aluminum alloy and engineering plastic. ■ Drip-proof performance (equivalent to IP65) With drip-proof performance that prevents rainwater intrusion and condensation, it is safe and secure for outdoor use. *For more details, please download the catalog or contact us. (We have English and Chinese versions of the catalog available upon request!)

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Frequently Asked Questions about Valves [Ball Valve Edition]

Frequently Asked Questions about Valves [Ball Valve Edition]

Ball Valve Edition! We will answer frequently asked questions about valves!

This document summarizes frequently asked questions about ball valves and provides answers in a Q&A format. If you have any questions or requests regarding our products other than ball valves, please feel free to contact us. 【Contents (Q&A)】 ■ Please tell us about the structure and features of ball valves. ■ Please tell us about the connection standards that can be manufactured for ball valves. ■ Please tell us about the structure and features of V-port valves. *For more details, please refer to the PDF document or feel free to contact us.

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Sanitary Butterfly Valve for Powder Discharge (Also Introducing FAQ Collection!)

Sanitary Butterfly Valve for Powder Discharge (Also Introducing FAQ Collection!)

【For pharmaceutical and food plants!】A butterfly valve with minimal powder and particle adhesion and excellent cleanability.

The "Sanitary Butterfly Valve for Powder and Granule Discharge" has numerous achievements in the discharge of powders and granules in pharmaceutical and food plants' containers. The main components are made of stainless steel, and the inner surface is finished with #400 buff polishing, which minimizes the adhesion of powders and granules and provides excellent cleanability. 【Features】 ■ Minimal adhesion of powders and granules, with excellent cleanability ■ Easy installation and removal for containers and piping ■ Adopts a clamp method for quick assembly and disassembly, making cleaning easy *For more details, please refer to the catalog or feel free to contact us.

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Valve FAQ Frequently Asked Questions [Butterfly Valve Edition]

Valve FAQ Frequently Asked Questions [Butterfly Valve Edition]

Butterfly Valve Edition! We will answer frequently asked questions about valves!

This document summarizes frequently asked questions about butterfly valves and provides answers in a Q&A format. If you have any questions or requests regarding our products other than butterfly valves, please feel free to contact us. 【Contents (Q&A)】 ■ What are the structure and features of butterfly valves? ■ What types of butterfly valves does NDV manufacture? ■ What are the features of stainless steel high-performance butterfly valves? *For more details, please refer to the PDF document or feel free to contact us.

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Exhibiting at the Interphex Trade Show: Dead Space Countermeasure Products

Exhibiting at the Interphex Trade Show: Dead Space Countermeasure Products

The issues caused by "dead space" in the plumbing equipment that you had given up on can be resolved immediately!

■NDV Dead Space Countermeasure Products These are products designed with a valve body structure that eliminates dead space (such as pockets and liquid accumulation) and is compact. Representative examples include sampling valves for collecting fluid samples, three-way valves that allow for fluid switching and mixing with a single body, and tank bottom valves that achieve high stirring efficiency and complete discharge without residue. 【Do you have any of these concerns?】 ☑ The narrow and small drain area at the bottom of the tank is difficult to stir, creating dead space... ☑ During liquid discharge or when closing the valve, liquid gets trapped in the gaps of the valve mechanism... ☑ Large dead legs in piping increase the required piping space... 【Features】 ● Sampling Valve Type P: Enables fluid sampling without dead space! ● Three-Way Valve Type K: Allows for switching and mixing of flow paths without dead space! ● Tank Bottom Valve Type T: A dedicated valve for tank bottoms that excels in stirring efficiency without dead space! ● Self-Drain Type F: A valve that further enhances the effect of preventing liquid accumulation! ■ This product will be exhibited at the "27th Interphex Japan." *For more details, please refer to the catalog or feel free to contact us.

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Dedicated Valve for Dead Space Solutions in Pharmaceutical Plants

Dedicated Valve for Dead Space Solutions in Pharmaceutical Plants

Are you struggling with "contamination control"? We can eliminate liquid pooling and ensure that cleaning and sterilization can be carried out easily and reliably!

■NDV Dead Space Countermeasure Products These are products designed with a compact structure that eliminates dead spaces (such as pockets and liquid traps) in the valve body. They can be used as "contamination countermeasures" in pharmaceuticals, food, and bioprocesses. 【Are you facing these issues?】 ☑ Fluid enters the gaps inside the valve during fluid passage or when closing the valve... ☑ There are problems with large dead legs in the piping, such as liquid traps and steam sterilization effectiveness... ☑ You want to review complex piping layouts and eliminate fluid contamination risks... 【Features】 ● Sampling Valve Type P: - Enables fluid sampling without dead space! ● Three-Way Valve Type K: - Allows switching and mixing of flow paths with no dead space using a single body! ● Tank Bottom Valve Type T: - A valve specifically for tank bottoms that achieves high stirring efficiency and eliminates residual discharge! ● Self-Drain Type F: - A valve that further enhances the effect of preventing liquid traps! ■ This product will be exhibited at the "26th Interphex Japan." *For more details, please refer to the catalog or feel free to contact us.

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Glass-lined diaphragm valve "440 (25/05) type"

Glass-lined diaphragm valve "440 (25/05) type"

Excellent corrosion and chemical resistance! In response to many requests, we have renewed our product!

This is a corrosion-resistant valve with a total lining of glass that excels in corrosion resistance, making it suitable for use with highly permeable chemical solutions. 【Features】 ■ Excellent corrosion and permeation resistance: It can be used with strong acids such as hydrochloric acid and concentrated nitric acid, as well as highly permeable chlorine gas. It has corrosion resistance against almost all chemicals, except for some such as alkalis. ■ Wear resistance: Compared to PFA linings, which show similar corrosion resistance, it has superior wear resistance, making it suitable for use with slurry-type chemical solutions. *For more details, please refer to the PDF document or feel free to contact us.

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Valve "Replaceable Bubble Handle Lock"

Valve "Replaceable Bubble Handle Lock"

A valve lock that is effective in preventing operator mistakes, accidental malfunctions due to contact, and vandalism.

The "Replaceable Bubble Handle Lock" is a valve that can be locked (with a key or lock) without stopping the operation of the existing valve. It is easy to replace by simply removing the handle and attaching the lockable handle (replacement time is about 3 minutes). Only the administrator (person in charge) with the key can operate the valve. This prevents careless mistakes by workers, accidental operation due to contact, and is effective in preventing vandalism and terrorism. 【Features】 ■ The bubble cannot be operated by anyone other than the administrator with the key ■ Handle operation ■ Can be locked in any position: open, closed, or intermediate ■ Locking is completed by pressing the lock button ■ The handle is free-spinning and cannot be adjusted ■ The handle and shaft are integrated and adjustable *For more details, please refer to the PDF document or feel free to contact us.

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