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.)
basic information
For more details, please refer to the PDF document 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.)
Price range
Delivery Time
Applications/Examples of results
Water purification plants, wastewater treatment plants, etc.
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Free invitation with pre-registration! Announcement of participation in the INCHEM TOKYO 2025 exhibition.
Our company will be exhibiting at "INCHEM TOKYO 2025," which will be held at Tokyo Big Sight from September 17 (Wednesday) to September 19 (Friday). This exhibition is a specialized event for the chemical and process industries, and we will showcase a variety of valve products suitable for a wide range of industrial fields, including chemicals, environmental and water treatment, and pharmaceuticals, focusing on diaphragm valves, ball valves, and butterfly valves. 【Highlights of Our Exhibition】 ◆ New product "EX-Bio Clean Diaphragm Valve" launching in July! A next-generation diaphragm valve utilizing a new sealing structure! We have further enhanced the leakage prevention performance! ◆ Renewed products responding to many requests! The "Glass-Lined Diaphragm Valve" has been renewed! ◆ In addition, we will display various valve products suitable for a wide range of industrial fields such as chemicals, environment, water treatment, and pharmaceuticals! ◆ Our company representatives will provide explanations and proposals using actual samples! We sincerely look forward to your visit! For more details, please refer to the related document "Invitation to INCHEM TOKYO 2025 (General Invitation)" below or feel free to contact us.
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Introduction to initiatives for the environment
Nihon Diaphragm Valve Co., Ltd. obtained ISO 14001 certification in 2008 with the aim of continuously reducing environmental impact and is engaged in environmental activities. In the case of diaphragm valves, the simple structure consisting of three units: the drive part, diaphragm, and body results in fewer parts compared to other valve types, eliminating waste of consumable parts. [General Initiatives] ■ ISO 14001 certification obtained ■ Promotion of paperless operations ■ Consideration for packaging materials For more details, please refer to the related PDF materials.
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A new category "Valve FAQ" has been established on the NDV special site!
We have published "General Information on NDV Products" and "Diaphragm Valve Edition" in the Valve FAQ section. You can access it from the link below, so please take a look. *For more details, please refer to the PDF document or feel free to contact us.
