Nippon Daiya Valve Co., Ltd. List of Products and Services

This document summarizes frequently asked questions about NDV products in general, specifically regarding valves, and provides answers in a Q&A format. If you have any questions or requests regarding our products, please feel free to contact us. 【Contents (Q&A)】 ■ What types of valves does NDV handle? ■ Are there any restrictions on the installation position of the valve piping? ■ Why can multiple actuators be selected for a single nominal diameter? ■ What is the NAMUR standard? *For more details, please refer to the PDF document or feel free to contact us.

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? ■ Can you 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 lifespan of the diaphragm? *For more details, please refer to the PDF document or feel free to contact us.

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.

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.