NDV has been meeting the needs of our customers for over 60 years by supplying diaphragm, ball, and butterfly valves.
We offer the best selection of structure and material for many types and characteristics of fluid based on our wealth of experience and vast experimental data.
NDV are proud to be advocates of spurring economic activity as well as creating and preserving an environmental society by offering these products across a broad range from medical, chemical, semiconductor, iron and steel manufacturing sectors and other industries, to nuclear and thermal power generation, water and sewer services, waste treatment and disposal, and other public sectors.
NDV are constantly making efforts to accumulate knowledge and data through research in order to go above and beyond new requests from customers to provide products that are more efficient and friendly toward the environment. Also, by adopting an ISO9001 quality management system which guarantees high quality, and the ISO14001 environmental management system which promotes the reduction of environmental impact, we have earned the esteem and trust of NDV customers.
The basic management policy since our founding in 1955 has been Customer Satisfaction, or in other words, NDV motto is "offering products that satisfy the customer" as we continue to respond to NDV customers' requests and be a helping hand in society
Product
Nippon Daiya Valve offers ball, butterfly, and other valves in addition to our main product, the diaphragm valve, that meet the various needs of our customers with highly efficient, safe, and environmentally considerate products. Our valves are used across a broad range from chemical, environmental and water treatment services, iron and steel, medical, and power industries and sectors.
Diaphragm Valve
NDV's representative product, the diaphragm valve, is superior in "air-tightness," "maintenance," and "corrosion and chemical resistance." We can adapt to many fields because we construct valves from a vast selection of materials to meet the requirements and composition of fluids, being superior in terms of cost performance as well. Made from the wealth of experience and achievements cultivated over a long history, our products offer peace of mind with high quality and high performance.
Ball Valve
NDV offers ball valves compatible over a wide range of fields. Choose from our extensive line-up to meet your purpose from multi-way and v-port ball valves in addition to the standard fire safe type. We also take orders for special purpose valves used under high pressure, and those for shield machine and nuclear power plants.
Butterfly Valve
NDV offers butterfly valves that excel in sealing and flow control properties. Our products have been received well as they include metal materials such as cast iron and stainless steel, and have superior corrosion resistance from PFA lining.
Sanitary Valve
NDV provides the best valves for facilities with sanitary specifications manufacturing medicine, food, and semiconductors. The bioclean diaphragm valve series are products that utilize diaphragm valve characteristics to its fullest potential with a "structure that does not contaminate fluids" and "structure with superior cleaning properties." Also choose from a selection of valves to meet requirements and the fluids from valves such as the sanitary type butterfly valve for medical containers.