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  6. Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

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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
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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.

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Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

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  • Related Link - http://www.ndv.co.jp/faq/index.html

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【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.

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NDV Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

NDV Valve FAQ Frequently Asked Questions [Diaphragm Valve Edition]

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

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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.

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

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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.

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NDV FAQ

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

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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.*

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日本ダイヤバルブ

日本ダイヤバルブ 本社 業務・開発部

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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 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.

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