Last Updated： Aggregation Period:Nov 26, 2025～Dec 23, 2025
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Nov 26, 2025～Dec 23, 2025
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Nov 26, 2025～Dec 23, 2025
This ranking is based on the number of page views on our site.
16～30 item / All 36 items
Heat expansion absorption flex and high-pressure resistant bellows around the engine.
The flexible heat expansion absorption around the engine and the high-pressure resistant bellows feature a "hermetic structure" and "correction and absorption of vibration, thermal expansion, and assembly errors," and we have been proposing them since the initial development in Japan.
Customization and optimization are also possible.
This is a shaft seal bellows that separates fuel and lubricating oil in a direct injection engine's high-pressure fuel pump. - High fatigue limit design - Compatible with operating pressures up to 30 MPa - Sufficient corrosion resistance against fuel - Customization and optimization possible (performance, installation, assembly, cost, etc.) *For more details, please feel free to contact us.
We provide optimal solutions through our extensive experience and cutting-edge expertise and know-how.
We introduce products for commercial vehicles that utilize the high thin plate processing technology, which is a strength of Witsuenman, mainly for exhaust systems where airtightness is required, and for absorbing corrections of vibrations, thermal expansion, and assembly errors around the engine. With our extensive experience and cutting-edge expertise and know-how, we provide optimal solutions. *Please feel free to contact us for more details.
Here is an overview of products for construction machinery and agricultural machinery!
We are introducing products that utilize our strong thin plate processing technology, which is essential for applications requiring airtightness, such as exhaust systems, and for absorbing and compensating for vibrations, thermal expansion, and assembly errors around engines. Additionally, by applying these technologies, we are proposing solutions for the electrification, thermal management, medium transport (hydrogen and CO2), and cable protection of next-generation construction and agricultural machinery. *Please feel free to contact us for more details.
This is a formed bellows for vacuum piping, equipped with a JIS standard vacuum flange.
The "CEV-10000" is a molded bellows for vacuum piping handled by Chuo Nikkiken Co., Ltd. It is a product with a flexible bellows for vacuum use that comes with JIS standard vacuum flanges (VG/VF). It can be used for dimensional adjustments in vacuum piping, error absorption, and vibration absorption. 【Features】 ■ Flexible bellows with a small spring constant ■ Manufacturing diameters: 20A to 300A ■ Please specify the total length (L) for production. ■ It is a product with a long repetitive durability lifespan. ■ VG-VG type and VF-VF type can also be manufactured. ■ Diameters of 350A and above can also be produced. ■ Rotating type (loose type) flanges can also be manufactured. ■ For custom types, the dimensions of the bellows may change. 【Application Fields】 ■ Semiconductors, LCDs, petrochemicals, construction, food, etc. *For more details, please refer to the PDF document or feel free to contact us.
Introducing formed bellows for vacuum piping! Kind response to "Can you do this?" and prompt response to "That usual thing!"
Our company, Chūnichi Giken Kōgyō Co., Ltd., is a manufacturer of stainless steel flexible tubes. This catalog introduces the molded bellows for vacuum piping handled by Chūnichi Giken Kōgyō Co., Ltd. We offer a wide range of products, including the "CEV-10000," which features a flexible bellows for vacuum applications with JIS standard vacuum flanges (VG/VF), and the "CEV-30000," which comes with a pipe end. Please make use of this catalog for selecting vacuum piping. [Contents] ■ Molded Bellows VG-VF CEV-10000 ■ Molded Bellows NW (KF) CEV-20000 ■ Molded Bellows with Pipe End CEV-30000 ■ Molded Bellows ICF CEV-40000 ■ Molded Bellows ISO MF CEV-50000 ■ Molded Bellows ISO BT CEV-60000 *For more details, please refer to the PDF document or feel free to contact us.
The bellows of the 21st century made possible by CSM technology. It has changed the image of bellows.
We developed a super low-reactivity bellows by maximizing the height using thin material.
We would like to introduce the "Bellows" that our company handles.
We handle various types of "bellows." We offer shapes in "annular type (single peak shape)" and "spiral type (helical shape)." Our lineup includes products with various features, starting with the "super annular," which has uniform wall thickness and no unevenness, as well as "excellent tube" and "soft tube." 【Annular Type (Single Peak Shape)】 ■ Super Annular ■ Super Bellows ■ Tough Omega Bellows ■ Tough Omega Tube ■ Omega 2-Layer Bellows *For more details, please refer to the PDF document or feel free to contact us.
Easy to install and remove, excellent durability, and safe to get wet.
◆ The structure is simple, making installation and removal easy. ◆ Maintenance is extremely simple. There is no need for lubrication as there are no sliding parts. ◆ It can be used for a long time. It has excellent durability due to minimal deformation of the rubber during expansion and contraction. ◆ The output can be changed. By changing the internal pressure, it can be adjusted over a wide range. ◆ The installation height can be reduced. It is possible to lower the installation height compared to other cylinders.
Custom-made products supplied in a short delivery time! Used in semiconductor manufacturing equipment and vacuum equipment.
We would like to introduce our "Welded Bellows." We conduct quality control through automatic welding and fully automated inspection, and we can accommodate various material specifications. We also support various flange shapes and specifications such as with shafts, tailored to your requirements. Please try our bellows, which are equipped with quality, longevity, and price competitiveness. 【Features】 ■ Quality control through automatic welding and fully automated inspection ■ Capable of accommodating various material specifications ■ Supports various flange shapes and specifications such as with shafts tailored to your requirements ■ Custom orders can be produced even for a single unit ■ No restrictions on stroke or length *For more details, please refer to the PDF document or feel free to contact us.
It provides detailed information on the main uses, guidelines for selecting body materials, and the characteristics of each material.
This catalog provides an overview of "Expansion Joint & Non-Metallic Bellows" handled by Daido Special Industries. It features various products including the universal type expansion joint "DU," designed to absorb displacements in the axial perpendicular direction, as well as the "DZ-G," which has a structure where fluid pressure acts on the outside of the bellows, and the non-metallic bellows "DC series." Please use this for selecting products. [Contents (partial)] ■ DS-J Free type expansion joint ■ DS-R Rod type expansion joint ■ DS-G Outer tube type expansion joint ■ DR Ring type expansion joint ■ DU Universal type expansion joint, etc. *For more details, please refer to the PDF document or feel free to contact us.
The nominal diameter can accommodate a minimum of 3mm and a maximum pressure of 50MPa! Suitable for applications in the aerospace industry and more.
"Formed bellows" are components that combine high pressure resistance and displacement absorption. With a wide range of nominal diameters and materials, we can accommodate not only single-layer but also multi-layer bellows. Bellows can be supplied not only as standard connection components but also welded to your designed parts for assembly supply. 【Features】 ■ Corrosion resistance and temperature resistance ■ Pressure resistance and flexibility ■ Long lifespan ■ Nominal diameter: minimum 3mm～ ■ Pressure resistance: maximum 50MPa *For more details, please refer to the related link page or feel free to contact us.
Applying various stainless materials! We achieve bellows supply that can meet strict requirements.
The "Bellows" is a product designed under the requirements of pressure resistance, airtightness, and high cycle axial displacement, featuring a compact design and utilizing various stainless steel materials (equivalent to SUS321, SUS316Ti, SUS316L, SUS304L). High-grade materials such as Hastelloy, Inconel, and Incoloy are also available. With TÜV certification for welding machines, welding methods, qualifications for operators, and approvals from institutions worldwide, we provide bellows that meet stringent requirements. 【Features】 ■ ANSI Class: up to 2,500 ■ Maximum Pressure Resistance: 60 MPa ■ Maximum Plate Thickness: 8 layers × 0.50 mm/layer *For more details, please refer to the related link page or feel free to contact us.
It is a "formed bellows" with high pressure resistance and long lifespan, and a "welded bellows" that exhibits high flexibility in a small space.
"Formed Bellows" ◆ For Microelectronics and Semiconductor Manufacturing - High fatigue limit metal bellows for vacuum valves - Diaphragm-type bellows with high flexibility - Flexible metal hoses for applications requiring high cleanliness - Precision bellows/actuators for optical applications ◆ Valve Shaft Bellows - Bellows seals that do not use gland packing for high-quality valves ◆ Metal Bellows for Vacuum Equipment - Spindle seals for vacuum valves, seals for vacuum switches ◆ Metal Bellows for Solar Systems - Collector tubes, joints between collector tubes ◆ Bellows for Sensors and Actuators - Characteristic management of sensors and actuators using the spring constant and cross-sectional area of the bellows ◆ Metal Bellows Couplings - For maintenance-free couplings ◆ Metal Bellows for Automotive Engines - Bellows with minimized cross-sectional area "Welded Bellows" ◆ Bellows for Floating Ring Seals - For dynamic seals with rotating waveforms ◆ Metal Bellows Accumulators - For energy storage in hydraulic systems (gas accumulators)
