The large-diameter bellows valve typically has long delivery times, is heavy, and is large. Ihara's PYB valve has broken this common sense.
Ihara's large-diameter bellows valve "PYB" can be delivered in one-third the lead time (compared to our previous products) and is a large-diameter bellows valve. Have you ever felt that large-diameter bellows valves have long delivery times? [In the case of conventional products] 1. Manufacturing of castings 2. Internal surface treatment, polishing, and repairs 3. Cleaning and polishing After repeatedly performing these steps, the products were shipped, and customers had to spend a lot of time purging them after delivery. Manufacturing castings takes time, and in addition, castings can develop cavities, which require significant time for surface treatment to remove. We thought that these issues might stem from the use of castings. Is it possible to create a large-diameter bellows valve without using castings...? From that idea, "PYB" was born. Delivered in one-third the lead time of castings (compared to our previous products) → By using pipes for the body, we resolved the issues associated with castings and enabled quick delivery by internalizing the process from material to completion. Additionally, since the internal surface is clean, there is no need to spend a lot of time purging after delivery.
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basic information
【Basic Specifications】 Size : 40A to 300A Rated Pressure : Vac to 1Mpa Operating Temperature : -10℃ to 80℃ Leak Rate : Internal ≦1x10-6Pa・m3/sec External ≦5x10-10Pa・m3/sec Material : Body: SUS316L Bellows: SUS316L Disk: PTFE Gasket: PCTFE CV Value : 160 (65A) *For more details, please refer to the catalog or feel free to contact us.
Applications/Examples of results
*For more details, please refer to the materials. Feel free to contact us as well.*
catalog(3)
Download All Catalogs![Lightweight and Fast Large-Diameter Bellows Valve PYB [Development Story]](https://image.mono.ipros.com/public/catalog/image/01/200/755575/IPROS36629228952853150682.jpeg?w=120&h=170)
Lightweight and Fast Large-Diameter Bellows Valve PYB [Development Story]

Large Diameter Bellows Valve PYB【Pipe-Welded Y-Type Bellows Seal Valve】

Steel Pipe Y-Type Bellows Valve PYB Series Catalog【Pipe-Welded Y-Type Bellows Seal Valve】
Company information
We are a company that scientifically studies "optimal piping" for all fluids across all industries. We also manufacture optimal fittings and valves for this purpose. Fittings and valves are part of the piping, and we take pride in being a "science manufacturer" that seriously considers how to make fluids flow more "efficiently." We design, process, assemble, and maintain piping, seeking "optimal" solutions from various perspectives, thinking about them, and bringing them to life. With a commitment to and pride in piping, we provide our customers with "optimal piping."