Nippon Daiya Valve Co., Ltd. Official site

Enhanced leakage prevention performance with the adoption of a new seal structure! Next-generation diaphragm valve for pharmaceuticals, bioprocessing, cosmetics, food, and semiconductor manufacturing equipment!

【Specifications】 ■Model: EXBC400 series / EXB400N series / EXBPO1400NB series / EXBPO1400N series ■Applicable Nominal Diameter: DN15 to 100 (4.0S) ■Body Material: SUS316L, SCS16, CF3M, SCS13 + PFA coating, etc. ■Diaphragm Material: Main materials (contact part/non-contact part): NEW PTFE/EPDM + α, Code: TX/LCX ■Connection Standards: Ferrule, welded joint, flange *For more details, please feel free to contact us.

Excellent corrosion and chemical resistance! In response to many requests, we have renewed our product!

【Specifications】 ■Model: 440(25) type / 440(05) type ■Applicable Nominal Diameter: DN20–50 / DN65–200 ■Body Material: Carbon Steel + Glass / Cast Steel + Glass ■Diaphragm Material: NEW.PTFE (PTFE) / EPDM (liquid contact side / cushion rubber) ■Connection Standard: JIS 10KRF (JIS 10KFF) *Partly based on our own standards *For more details, please feel free to contact us.

Release from clogs caused by slurry and solids! Achieve smooth operation and high control with the V-cut ball!

【Specifications (Excerpt)】 ■Applicable Nominal Diameter Range: DN25 to 200 ■Body Material: FCD-S, SCS13A (SCS13), SCS14A (SCS14) ■Seat: Solid Seat (SUS316), Thin Seat (SUS316H), Soft Seat (Reinforced PTFE) ■Operation Method: Lever Operated, Gear Operated, Pneumatic Operated, Electric Operated *For more details, please refer to the catalog or feel free to contact us.

Adopting a fire-safe structure! With high levels of "safety" and "sealability," you can use it with "peace of mind" for a wide range of applications!

【Specifications (Excerpt)】 ■Applicable Nominal Diameter Range: DN15 to 200 ■Face-to-Face Dimensions: Compliant with ISO5752 ■Body Material: FCD400, SCS13A (CF8), SCS14A (CF8M), SCS16A (CF3M) ■Seat Material: New-PTFE, etc. ■Operation Method: Lever-operated, Gear-operated, Pneumatic-operated, Electric-operated ■Coating (Body): Anti-rust coating only (excluding stainless steel) *For more details, please refer to the catalog or feel free to contact us.

Switching operations for various flow paths realized with a single unit! Reducing piping costs and saving space!

【Specifications (Excerpt)】 ■ Applicable nominal diameter range: DN15 to 100 (for DN125 and above, 3-face seat) ■ Main body material: FCD400, SCS13A, SCS14A, SCS16A ■ Seat material: New-PTFE and others ■ Operation method: Lever operation, gear operation, pneumatic operation, electric operation ■ Coating (main body): Rust prevention coating only (excluding stainless steel) *For more details, please refer to the PDF document or feel free to contact us.

Resolve troubles occurring in powders, slurries, and highly viscous fluids! It is possible to choose the installation posture according to the piping design!

【Specifications (Excerpt)】 ■Nominal Diameter (DN): 25 to 300 ■Connection Method: Flanged JIS 10K Class (ASME, JPI) 150 ■Maximum Operating Pressure: 1.4 MPa ■Maximum Operating Temperature: 150℃ *For more details, please download the PDF or feel free to contact us.

【For pharmaceutical and food plants!】A butterfly valve with minimal powder and particle adhesion and excellent cleanability.

【Specifications (Standard Product)】 ■Model: DC507C-SI ■Nominal Diameter (DN): 100 to 300 ■Seat Leakage: 3kPa ■Body Pressure Resistance: 0.05MPa ■Operating Temperature: Room Temperature (Hot water cleaning up to 80℃ is acceptable) ■Connection Standard: Ferrule Joint 【Main Component Materials】 ■Body: SCS13A ■Disc: SUS304 ■Liner: SI *For more details, please refer to the catalog or feel free to contact us.

Introduction of lining products that prevent deterioration from corrosion and chemicals!

For more details, please refer to the catalog 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.)

Introduction to porcelain lining products with excellent resistance to corrosion and chemicals.

【Specifications】 ■Model: 480(04) type ■Applicable nominal diameter: DN15 to 80 ■Body material: Base material FCD-S, lining porcelain ■Diaphragm material: NEW.PTFE/EPDM (liquid contact side/cushion rubber) *For more details, please refer to the PDF document or feel free to contact us. (We have catalogues available in English and Chinese for those who need them!)

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!

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.)

Easy with 90-degree operation! Prevents over-tightening and damage! "I'm worried if it's tightened securely..." We solve this kind of problem.

【Specifications】 ■Main body material: SUS316L and others ■Diaphragm: NEW PTFE/EPDM, NEW PTFE/EPDM + @ ■Connection standards: Ferrule and others *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 site.)