iPROS Urban Planning
  • Search for products by classification category

    • Building Materials
      Building Materials
      35537items
    • Facilities
      Facilities
      56659items
    • Lighting and Interior
      Lighting and Interior
      17273items
    • Common materials
      Common materials
      37011items
    • Civil Engineering Materials
      Civil Engineering Materials
      9535items
    • Construction, work and methods
      Construction, work and methods
      27653items
    • Surveys, Measurements, and Services
      Surveys, Measurements, and Services
      30352items
    • IT/Software
      IT/Software
      31867items
    • others
      others
      84580items
    • Store and facility supplies
      Store and facility supplies
      4358items
    • Office and commercial supplies
      Office and commercial supplies
      11463items
    • Hospital and welfare facility supplies
      Hospital and welfare facility supplies
      952items
    • Logistics Equipment
      Logistics Equipment
      7378items
    • Energy and Resources
      Energy and Resources
      11606items
  • Search for companies by industry

    • Information and Communications
      7198
    • others
      6981
    • Building materials, supplies and fixtures manufacturers
      6683
    • Service Industry
      4607
    • Trading company/Wholesale
      2996
    • Other construction industries
      2455
    • Electrical equipment construction business
      642
    • Interior Design
      528
    • Facility Design Office
      492
    • Construction Consultant
      464
    • Architectural design office
      361
    • retail
      345
    • Warehousing and transport related industries
      321
    • Electricity, Gas and Water Industry
      290
    • General contractors and subcontractors
      288
    • Interior construction business
      274
    • Medical and Welfare
      272
    • Educational and Research Institutions
      258
    • Building Management
      253
    • Renovation and home construction industry
      224
    • Water supply and drainage construction business
      204
    • Housing manufacturers and construction companies
      187
    • Transportation
      160
    • Real Estate Developers
      155
    • Fisheries, Agriculture and Forestry
      124
    • Structural Design Office
      66
    • Finance, securities and insurance
      35
    • Restaurants and accommodations
      29
    • self-employed
      29
    • Mining
      26
    • Public interest/special/independent administrative agency
      18
    • Police, Fire Department, Self-Defense Forces
      18
    • Store and building owners
      9
    • Property Owner
      8
    • Government
      8
    • Individual
      8
  • Special Features
  • Ranking

    • Overall Products Ranking
    • Overall Company Ranking
Search for Products
  • Search for products by classification category

  • Building Materials
  • Facilities
  • Lighting and Interior
  • Common materials
  • Civil Engineering Materials
  • Construction, work and methods
  • Surveys, Measurements, and Services
  • IT/Software
  • others
  • Store and facility supplies
  • Office and commercial supplies
  • Hospital and welfare facility supplies
  • Logistics Equipment
  • Energy and Resources
Search for Companies
  • Search for companies by industry

  • Information and Communications
  • others
  • Building materials, supplies and fixtures manufacturers
  • Service Industry
  • Trading company/Wholesale
  • Other construction industries
  • Electrical equipment construction business
  • Interior Design
  • Facility Design Office
  • Construction Consultant
  • Architectural design office
  • retail
  • Warehousing and transport related industries
  • Electricity, Gas and Water Industry
  • General contractors and subcontractors
  • Interior construction business
  • Medical and Welfare
  • Educational and Research Institutions
  • Building Management
  • Renovation and home construction industry
  • Water supply and drainage construction business
  • Housing manufacturers and construction companies
  • Transportation
  • Real Estate Developers
  • Fisheries, Agriculture and Forestry
  • Structural Design Office
  • Finance, securities and insurance
  • Restaurants and accommodations
  • self-employed
  • Mining
  • Public interest/special/independent administrative agency
  • Police, Fire Department, Self-Defense Forces
  • Store and building owners
  • Property Owner
  • Government
  • Individual
Special Features
Ranking
  • Overall Products Ranking
  • Overall Company Ranking
  • privacy policy
  • terms of service
  • About Us
  • Careers
  • Advertising
  1. Home
  2. ProductSearch
  3. others
  4. others
  5. others
  6. Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

  • Added to bookmarks

    Bookmarks list

    Bookmark has been removed

    Bookmarks list

    You can't add any more bookmarks

    By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

    Free membership registration

last updated:Nov 14, 2022

日本ダイヤバルブ 本社 業務・開発部
日本ダイヤバルブ 本社 業務・開発部
  • Official site

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

This document summarizes frequently asked questions about diaphragm valves and provides answers in a Q&A format. If you have any questions or requests regarding our products other than diaphragm valves, please feel free to contact us. 【Contents (Q&A)】 ■ What is the history of diaphragm valves? ■ Please explain the structure of diaphragm valves. ■ What are the characteristics of diaphragm valves? ■ How should I select the combination of the body and diaphragm? ■ What is the durability and service life of the diaphragm? *For more details, please refer to the PDF document or feel free to contact us.

    others
UPダイヤフラムバルブ編.jpg

Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

UPダイヤフラムバルブ編.jpg
UPダイヤフラムバルブ編.jpg
  • Related Link - http://www.ndv.co.jp/faq/index.html

Inquire About This Product

  • Contact Us Online
  • Download catalog

basic information

【Other Publication Content (Q&A)】 ■ Can the existing rubber diaphragm be replaced with a PTFE diaphragm? ■ What are the operating pressure and temperature ranges for the diaphragm valve? ■ How do you replace the diaphragm? ■ What are the applicable flange standards for diaphragm valves? ■ What is the "minimum liquid retention angle" for diaphragm valves? ■ What auxiliary devices are used with air-operated diaphragm valves? ■ What is the difference between buff polishing and electro-polishing? ■ Are there any special precautions to be aware of when piping diaphragm valves? ■ Please provide details about environmentally friendly products. *For more information, please refer to the PDF materials or feel free to contact us.

Price range

Please contact us for details

Delivery Time

Please contact us for details

Applications/Examples of results

For more details, please refer to the PDF document or feel free to contact us.

catalog(1)

Download All Catalogs
NDV Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

NDV Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

OTHER
  • E-book viewing
  • Catalog download

Contact this catalog

News about this product(3)

Catalog cover

Notice of Revision for the "Diaphragm Valve Catalog" (Also introducing case studies and FAQs!!)

  • Catalog news

We have revised the "Diaphragm Valve" catalog and have begun distributing "No. D303-09." For those who may not be familiar with diaphragm valves, we have made an effort to edit the catalog to present the necessary product information in a clearer, more accessible, and more visually appealing layout. We hope this will be useful for your selection of diaphragm valves in your daily operations. We would be grateful if you could gain a deeper understanding of our products. Additionally, we offer an electronic version of the catalog on our website. It can be viewed on various devices including PCs, iPads, iPhones, and Android devices, so please feel free to check it out on your tablet. *If you would like to request a physical copy of the catalog, you can apply through the inquiry page. If you have any questions or concerns, please do not hesitate to contact us. We also have case studies and a FAQ collection available. Please check them out in the related catalogs below.

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
Catalog cover

Notice of Revision for the "Diaphragm Valve" Catalog (Case Studies and FAQ Collection Now Available!!)

  • Catalog news

We have revised the "Diaphragm Valve" catalog and have started distributing "No. D303-11." For those who may not be familiar with diaphragm valves, we have made an effort to present the necessary product information in a clearer, more accessible, and more visually appealing format. We hope this will be helpful in selecting diaphragm valves for your daily operations and that you will gain a better understanding of our products. *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 also offer a collection of case studies and a FAQ section, so please check the related catalogs below.

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
NDV FAQ

A new category "Valve FAQ" has been established on the NDV special site!

  • Product news

We have published information on "General NDV Products" and "Diaphragm Valves" in the Valve FAQ section. You can access it via the link below, so please take a look. *For more details, please refer to the PDF document or feel free to contact us.*

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration

Companynews list (68)

Company information

日本ダイヤバルブ

日本ダイヤバルブ 本社 業務・開発部

others

Added to bookmarks

Bookmarks list

Bookmark has been removed

Bookmarks list

You can't add any more bookmarks

By registering as a member, you can increase the number of bookmarks you can save and organize them with labels.

Free membership registration
  • Official site
Phone number/address

Since its founding in 1955, our company has made customer satisfaction (CS) — that is, "providing products that satisfy our customers" — the cornerstone of our 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 offering these products across a wide range of industries, from pharmaceuticals, chemicals, semiconductors, and steel manufacturing to public sectors like 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 industries, 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. ■ ISO 9001 and 14001 Certification Obtained *For more details, please download our company brochure or contact us.

Product/Service List (47)

The related categories of others

  • others
          

Inquire About This Product

  • Contact Us Online
  • Download catalog

Products

  • Search for Products

Company

  • Search for Companies

Special Features

  • Special Features

Ranking

  • Overall Products Ranking
  • Overall Company Ranking

support

  • site map
IPROS
  • privacy policy Regarding external transmission of information
  • terms of service
  • About Us
  • Careers
  • Advertising
COPYRIGHT © 2001-2025 IPROS CORPORATION ALL RIGHTS RESERVED.
Please note that the English text on this page is automatically translated and may contain inaccuracies.