Coupling Product List and Ranking from 35 Manufacturers, Suppliers and Companies | IPROS

Last Updated: Aggregation Period:Jul 22, 2026~Aug 18, 2026
This ranking is based on the number of page views on our site.

Coupling Manufacturer, Suppliers and Company Rankings

Last Updated: Aggregation Period:Jul 22, 2026~Aug 18, 2026
This ranking is based on the number of page views on our site.

  1. アトムズ Chiba//Building materials, supplies and fixtures manufacturers
  2. ストーブリ Osaka//Trading company/Wholesale
  3. 扶桑工業 Shizuoka//Other construction industries
  4. 4 セインジャパン Ibaraki//others
  5. 5 null/null

Coupling Product ranking

Last Updated: Aggregation Period:Jul 22, 2026~Aug 18, 2026
This ranking is based on the number of page views on our site.

  1. Repair clamp equipped with heat-resistant silicone rubber! For repairing steam pipes! アトムズ
  2. Bowling rod coupling 扶桑工業
  3. NATO STANAG 3756 compliant 'TTX' [Fluid Connector] ストーブリ
  4. 4 UQD coupling for data center liquid cooling セインジャパン
  5. 4 Mechanical pipe fitting "Strab Branch Coupling GT Type" ショーボンドマテリアル

Coupling Product List

181~210 item / All 235 items

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Quick coupling S·P-VTYPE for vacuum medium and low pressure dual valve

Demonstrates excellent vacuum resistance performance in production lines for coolers and refrigerators.

Quick Coupling S・P-V TYPE for Vacuum [Medium and Low Pressure] Dual Valve exhibits excellent vacuum resistance due to its automatic opening and closing valve with a high-precision airtight structure. There is no outflow in the piping during separation, ensuring stable quality across a wide range of applications, such as production lines for coolers and refrigerators. For more details, please contact us or download the catalog.

  • Fittings
  • Coupling

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Quick Coupling HP TYPE [For High Pressure] Double Valve

Ideal for hydraulic equipment piping, it excels in impact resistance and wear resistance.

Quick Coupling HP TYPE [for High Pressure] Dual Valve is perfect for hydraulic equipment piping! The main body is made of special steel that is resistant to vibration and impact. It has been heat-treated, providing excellent shock resistance and wear resistance. For more details, please contact us or download the catalog.

  • Fittings
  • Coupling

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Quick Coupling HY TYPE [For High Pressure] Double Valve

General-purpose hydraulic coupling with a maximum operating pressure of 20.5 MPa.

The Quick Coupling HY TYPE [for high pressure] dual valve is a popular type of hydraulic coupling. It is made of carbon steel with special heat treatment, providing excellent vibration resistance and shock resistance. For more details, please contact us or download the catalog.

  • Fittings
  • Coupling

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Quick Coupling KC TYPE [For Mold Cooling Water] Single Valve

Ideal for cooling water hose piping for molds, easy to use even in narrow mold spaces.

Quick Coupling KC TYPE [for Mold Cooling Water] Single Valve is perfect for hose piping for mold cooling water! The long sleeve design allows for easy operation even in tight mold spaces. For more details, please contact us or download the catalog.

  • Fittings
  • Coupling

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Incorrect connection prevention fittings - special - custom couplings

Prevent accidents caused by incorrect connections of different fluids! This joint eliminates human errors to zero.

This is a joint designed to prevent accidents caused by the incorrect connection of different fluids. ■ Coupling for preventing piping mistakes within the factory Traditionally, piping was set up using color coding, but we have taken a step further by innovating the shape to prevent coupling (connection). Shutting out accidents caused by the incorrect connection of different fluids!! Human errors will be eliminated. *For more details, please contact us.*

  • Fittings
  • Coupling

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High-precision, high-rigidity coupling "Quick Zero Setting Device"

More than twice the rigidity of conventional products! Achieve reduced processing costs and improved productivity with high precision and easy operation!

The "Quick Zero Setting Device" is a high-precision, high-rigidity coupling with ideal two-sided restraint achieved through polygon taper shank. 【Main Features】 <High Precision> Exhibits high bending rigidity and torsional rigidity! <High Rigidity> High repeat positioning accuracy. No need for centering work! <Quick Replacement> Easy operation that is suitable for any operator, significantly reducing setup time! ▼For more details, please refer to "Basic Information"!

  • others
  • Coupling

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Steel brand wiring protection tube accessories SUS304

All products are delivered from one piece.

【Wiring Protection Tube Accessories: Types and Features】 ○ Couplings: Available in thin steel screw series and thick steel screw series ○ Normal Bends: Available in thin steel screw series and thick steel screw series ○ Lock Nuts: Available in thin steel screw series and thick steel screw series ○ Saddles: Available in thin steel screw series and thick steel screw series ● For more details, please contact us or download the catalog.

  • Steel
  • Steel construction
  • Steel Structure System
  • Coupling

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Atoms Coupling "Mechanical Pipe Joint" "Repair Clamp"

Confident in strength and workability. Easy installation with just one torque wrench!

The Atoms coupling is a mechanical pipe joint that excels in strength and workability, allowing for safe use with piping such as SGP, SUS, and those with similar outer diameters, while also being labor-saving and cost-effective. 【Features】 ■ Can be installed with just one torque wrench ■ Easy on-site installation ■ Lighter than flange connections ■ No secondary processing of piping required ■ Prefabrication is possible ■ Reduces total costs ■ Can be installed in small spaces ■ Can absorb angular misalignment ■ Shortens installation time

  • Fittings
  • Water Supply Facilities
  • Sewerage facilities
  • Coupling

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Atoms Coupling "GR Type"

No secondary processing of piping required! Can be installed with just one torque wrench! For connecting various pressure piping.

Atom's coupling is a mechanical joint that excels in strength and workability, making it safe to use with piping such as SGP, SUS, and those with similar outer diameters, while also being labor-saving and cost-effective. The "GR type" is a connecting coupling suitable for piping connections in narrow spaces. It has excellent grip strength to prevent disconnection and can be installed with just one torque wrench. Additionally, there are products certified by the Japan Water Works Association and GR fire certification, as well as options with inner plates for connecting negative pressure piping. 【Features】 ■ No secondary processing of piping required ■ Can be installed with just one torque wrench ■ Ideal for piping connections in narrow spaces ■ Excellent grip strength to prevent disconnection *For more details, please refer to the PDF document or feel free to contact us.

  • Fittings
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  • Coupling

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Atoms Coupling "GR Type (Firefighting Certified Product)"

Outstanding grip for preventing disconnection! Can be installed with just one torque wrench! For connecting fire extinguishing pipes.

The Atom's coupling is a mechanical joint that excels in strength and workability, making it safe to use with piping such as SGP, SUS, and those with similar outer diameters, while also being labor-saving and cost-effective. The 'GR type (fire protection certified)' is a connection coupling suitable for connecting fire protection piping (wet and dry systems). No secondary processing of the piping is required. It can be installed with just one torque wrench. 【Features】 ■ Certified by the Japan Fire Equipment Safety Center ■ No secondary processing of the piping is required ■ Can be installed with just one torque wrench ■ Ideal for connecting piping in narrow spaces ■ Excellent grip to prevent pipe disconnection *For more details, please refer to the PDF materials or feel free to contact us.

  • Fittings
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  • Coupling

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Atoms Coupling "FX Type"

No secondary processing of piping required! Can be installed with just one torque wrench! For connecting drainage and ventilation pipes.

Atom's coupling is a mechanical joint that excels in strength and workability, making it safe to use with piping such as SGP, SUS, and those with similar outer diameters, while also being labor-saving and cost-effective. The "FX type" is a connecting coupling suitable for the connection of drainage and ventilation piping. Once the piping is secured, it can also be used for various pressure piping. There are also products certified by the Japan Water Works Association. 【Features】 - Can be used for various pressure piping once the piping is secured - No secondary processing of piping is required - Can be installed with just one torque wrench - Allows for piping connections in narrow spaces *For more details, please refer to the PDF materials or feel free to contact us.

  • Fittings
  • others
  • Coupling

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Atoms Coupling "KC Type"

Repairs can be made without stopping the fluid! It can also accommodate longer axial cracks such as those in VP.

Atom's coupling is a mechanical joint that excels in strength and workability, making it safe to use with piping such as SGP, SUS, and those with similar outer diameters, while also being labor-saving and cost-effective. The "KC type" is a speedy and robust repair clamp suitable for fixing leaks in various types of piping. It can also accommodate longer axial cracks, such as those in VP. 【Features】 - Capable of addressing longer axial cracks, such as those in VP - Suitable for hole repairs after pipe cleaning - Repairs can be made without stopping the fluid - Excellent workability and easy installation - Wide applicability, also suitable for ductile iron pipes and cast iron pipes for drainage *For more details, please refer to the PDF materials or feel free to contact us.

  • Reinforcement and repair materials
  • others
  • Coupling

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Atoms Coupling "FD Type/FD-L Type"

Convenient for repairs in tight spaces! A repair clamp that splits into two when the tightening bolt is removed.

The Atom's coupling is a mechanical joint that excels in strength and workability, making it safe to use with piping such as SGP, SUS, and those with similar outer diameters, while also being labor-saving and cost-effective. The 'FD type/FD-L type' is a repair clamp that splits into two parts for smooth workability. When the tightening bolt is removed, it splits into two, making it convenient for repairs in tight spaces. It can also easily and quickly handle repairs for large diameters. 【Features】 ■ Splits into two parts when the tightening bolt is removed ■ Smooth workability ■ Suitable for repairs in tight spaces ■ Can easily and quickly handle repairs for large diameters *For more details, please refer to the PDF materials or feel free to contact us.

  • Reinforcement and repair materials
  • others
  • Coupling

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Atoms Coupling "ER Type"

Repair clamp for use on welded areas such as elbows! Can be used in two parts.

The Atom's coupling is a mechanical joint that excels in strength and workability, making it a reliable choice for piping such as SGP, SUS, and those with similar outer diameters, offering labor and cost savings. The 'ER type' is a clamp for repairing welded joints such as elbows. It is suitable for repairing welded joints like elbows due to its short face-to-face distance. The tightening bolts are located on both sides, allowing for a two-part use. 【Features】 ■ Short face-to-face distance ■ Suitable for repairing welded joints like elbows ■ Can be used in two parts *For more details, please refer to the PDF materials or feel free to contact us.

  • Reinforcement and repair materials
  • others
  • Coupling

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Atoms Coupling "GVS Type"

For connecting VP pipes and steel pipes!

You can connect VP pipes and steel pipes with different outer diameters. * Not suitable for hot water piping. * Please check the insertion side of each pipe on the label. * 20A is of the 'GV type' and can be connected to both VP + VP and VP + steel pipes. 【Features】 ■ No secondary processing of piping required ■ Can be installed with just one torque wrench ■ Allows for piping connections in narrow spaces * For more details, please refer to the PDF document or feel free to contact us.

  • Fittings
  • Coupling

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Atoms Coupling General Catalog

Comprehensive Catalog of Mechanical Pipe Fittings / Repair Clamps

This is a comprehensive catalog of couplings that compiles necessary information for selecting and installing couplings, including specifications for various products designed for different applications, such as GR type for connections and CH type for repairs, a list of applicable pipe types, and a torque wrench selection table. 【Featured Products】 ■ Mechanical pipe joints (GR type, FX type, FZ type, VC type, GV type, GVS type) ■ Repair clamps (CH type, KC type, FD, FD-L type, ER type, CX type) ■ Auxiliary materials (anti-pull-out device, AC core, silicone repair tape)

  • Fittings
  • Coupling

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Start downloading the selection chart for pipe repair couplings (clamps)!

There are various types of pipe repair couplings (clamps). Which one should you choose? We will resolve such questions!

The repair coupling selection chart allows you to choose the optimal product simply by answering questions. 【Listed Products】  ■CH Type  ■KC Type  ■FD, FD-L Type  ■ER Type  ■CX Type Please feel free to download and make use of it.

  • Fittings
  • Coupling

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Chain shaft joint OCM chain coupling

A simple structure consisting of two sprockets and two rows of roller chains, featuring rich flexibility in coupling.

We have changed the material of the coupling case from the conventional nylon type to an aluminum alloy type.

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Hose Fitting Comprehensive Catalog

Distributing the comprehensive catalog of hose fittings! Tool-free quick-connect fittings.

~For attaching and detaching hoses and pipes!~ The operation is simple, and we assist in cost reduction with high reliability, safety, and excellent durability. We will distribute a "comprehensive catalog" of one-touch couplings (fittings) that require no tools for the transport of any fluids, including liquids, gases, powders, and slurries.

  • Bridge Construction
  • Coupling

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Adaptable pipe connectors/couplings

A lineup that pursues rust resistance and waterproofing! Comes with a fixed base that prevents the nut from rotating.

We would like to introduce the "flexible conduit connectors/couplings" that we handle. The coupling features a uniquely developed rubber gasket that prevents water intrusion, enhancing waterproofing. Additionally, the connection part has a threaded finish, making it difficult to pull apart. We also offer a lineup of rust-resistant and waterproof products, including box connectors and waterproof box connectors. 【Coupling Features】 ■ Achieves resistance to disconnection ■ Prevents water intrusion ■ Easy to install *For more details, please download the PDF or feel free to contact us.

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  • Piping and electrical wiring materials
  • Coupling

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Q&A Collection: Carvic Coupling Edition

Introducing the "Carbic Coupling" with strong rigidity and precision in a Q&A format!

The "Karbic Coupling" is a flat coupling with teeth arranged around its circumference, characterized by its strong rigidity and precision in response to combined radial and thrust loads. This document presents information about the "Karbic Coupling" in a Q&A format. "Can you manufacture a titanium Karbic Coupling?" "What applications are Karbic Couplings used for?" and other various questions are answered. Please take a moment to read it. 【Excerpt of Questions】 ■ Can you manufacture a titanium Karbic Coupling? ■ What applications are Karbic Couplings used for? ■ Please tell me the key points in processing Karbic Couplings. ■ I feel that the tooth engagement of the Karbic Coupling is poor; can you assist with maintenance and analysis of the tooth engagement? *For more details, please refer to the PDF document or feel free to contact us.

  • others
  • Coupling

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High torsional rigidity modular design disk coupling

This is a maintenance-free disk coupling designed with cutting-edge technology using the FEM method. It offers a variety of shaft connection options.

This product is a unique ultra-high rigidity disc coupling that utilizes advanced analysis technology and is focused on performance down to the finest details. It achieves backlash-free operation, high transmission capacity, high rigidity, and low inertia in an extremely compact structure. There are also various options available for the shaft connection method, including radial clamp and clamp hub.

  • Safety and consumables
  • Coupling

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Non-spill coupling "CBI" for mold temperature control [Fluid connector]

No liquid dripping during attachment and detachment! Contributes to work efficiency with easy operation! An optimal coupling for temperature control circuits in injection molding machines!

【Non-Spill】 The flat face structure prevents liquid dripping, air sucking, and foreign matter contamination during attachment and detachment. It ensures the safety of the operator and keeps the surrounding environment clean. 【Easy Operation】 Simply push to connect (automatic ball lock system) and pull to separate, making operation easy. Blind connection is possible. 【Excellent Mechanical Strength】 The part where the plug is inserted into the socket (guide mechanism) is long, providing sufficient strength against vibrations and other forces. 【Easy Installation】 If the connection part is a male thread plug, it comes with a sealing O-ring, allowing for easy installation by simply screwing it in. 【KES Seal】 If the connection part has a G thread, using the KES sealing (see detailed information) allows for easy sealing and completion of installation.

  • Fittings
  • Coupling

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Temperature Control Manual Multi Coupling "RMI Multi" [Fluid Connector]

Place multiple couplings on a single plate! Easy operation with just a turn of the lever for simultaneous attachment and detachment! Prevent connection errors and streamline the work during mold changes!

● Multi-Coupling Multiple couplings are arranged on a single plate. By consolidating the connections of multiple temperature control circuits spread throughout the mold onto one plate, it allows for easy attachment and detachment without connection errors, thereby improving work efficiency. ● Easy Operation Locking the plate is a simple operation of just turning a lever. ● Wide Range of Products The size and quantity of the couplings can be selected according to the application. ● Abundant Options Safety features such as key codes (to prevent incorrect connections between plates) and safety lock mechanisms can be added.

  • Work tools
  • Coupling

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Large Diameter Non-Spill Coupling 'HCB' [Fluid Connector]

Easy operation with just a turn of the handle allows for the disconnection of large-diameter couplings! Non-spill structure prevents liquid dripping during attachment and detachment!

● Easy Operation The large-diameter non-spill coupling "HCB" series significantly improves operability by allowing attachment and detachment through the rotation of a handle, addressing the common difficulty associated with large-diameter couplings. ● Non-Spill Structure The non-spill structure prevents liquid drips, air entrapment, and foreign matter contamination during attachment and detachment, ensuring a clean working environment and prioritizing the safety of the operator. ● Applications It can be used as a coupling for various fluids, chemicals, and steam.

  • Safety and consumables
  • Coupling

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Connector solutions suitable for railways [Fluid Connectors]

Stobri has expertise in railway solutions, possessing unique specialized technology and a wide range of capabilities aimed at the global railway market.

The cooling water lines for onboard electronic devices, the connections between the vehicle body and bogie, as well as between vehicles, hydraulic circuits, brake systems, and fluid and electrical applications such as batteries and converters require high reliability. High-quality connection solutions: ● Minimal flow resistance, preventing connection errors and leaks in all vehicle systems ● Multi-lam contact technology guarantees long-term current flow and ensures low and stable electrical resistance ● Ease of use: Compact space-saving design, automatic connection, and easy handling ● Robustness: Strong locking mechanism, long lifespan, and high corrosion resistance ● Quick maintenance: Manufacturers benefit from reduced assembly time, making system maintenance easier for end users ● Infinite possibilities: Modular technology that accommodates diverse connection solutions: customizable to each specification ● Durability and safety in harsh environments: High voltage (up to several kA), heat resistance (up to 360 degrees), durability (capable of one million connect/disconnect cycles), resistance to temperature changes, and strong against vibrations and shocks.

  • others
  • Coupling

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Motorsport coupling "SPH/BA" [Fluid Connector]

Non-spill structure for drip-free and air-free attachment and detachment! Stäubli's quick coupling boasts numerous achievements in both top categories of two-wheel and four-wheel vehicles.

● Lightweight and Durable The 'SPH/BA' is made of titanium, boasting high mechanical strength. ● Numerous Adoption Records This quick coupling has a significant number of usage records, including in top categories of both two-wheeled and four-wheeled motorsports such as F1 and MOTO GP. ● Non-Spill The flat face design prevents air from entering the circuit during coupling and uncoupling, eliminating liquid leakage upon disconnection. ● Locking Mechanism The bayonet lock system (BA) allows for quick and easy connection with just a push and a twist (1/4 turn). It is well-suited for use under high vibration conditions and has a proven track record of high reliability and durability.

  • Parts and Materials
  • Coupling

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No liquid dripping during attachment and detachment - Large diameter coupling 'TCB' [Fluid Connector]

Supports up to 100A (4 inches)! No liquid dripping during attachment and detachment! Can be connected with residual pressure up to 6 bar! Easy attachment and detachment by turning the handle!

【Non-Spill Structure】 A non-spill structure that ensures almost zero liquid dripping, air ingestion, and contamination during attachment and detachment, ensuring safety for the site and workers. 【Easy Operation】 Adopts the unique locking mechanism "Bayonet Lock" from Stobri, allowing anyone to easily connect by simply turning the handle. 【Connection Under Residual Pressure】 Can connect under residual pressure up to 6 bar. 【Material】 Body material: SUS316Ti, compatible with a wide range of fluids. *Body material: Hastelloy is also available as an option. 【Swivel Mechanism】 Equipped with a swivel to prevent hose "twisting." 【Large Diameter】 Compatible with a maximum diameter of 100A (4 inches).

  • Fittings
  • Coupling

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Connectable even under residual pressure, large-diameter coupling 'TCH' [Fluid Connector]

Compatible with many chemical fluids such as liquefied ammonia! No liquid dripping during attachment and detachment! Can be connected under residual pressure up to 6 bar! Easy attachment and detachment by turning the handle!

"TCH" No liquid spillage during attachment and detachment! Large diameter non-spill coupling ~ Stäubli's unique locking system / Lightweight and easy to attach and detach even with a large diameter ~ ● Non-spill structure The non-spill structure ensures almost zero liquid spillage, air entrapment, and contamination during attachment and detachment, ensuring safety for the site and workers. ● Easy operation Utilizing Stäubli's unique technology, the bayonet lock mechanism allows anyone to easily connect by simply turning the handle. ● Can be connected under residual pressure up to 6 bar. ● The main body material is SUS316, compatible with all types of fluids. ● Equipped with a swivel to prevent hose "twisting." ● Compatible with a maximum of 50A (2 inches).

  • Drainage and ventilation equipment
  • Fittings
  • Other Hydrogen/Fuel Cells
  • Coupling

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Ball Valve Block Coupling "TKU" [Fluid Connector]

Simplify the flow path structure with a ball valve block to reduce pressure loss, and easily switch ON/OFF with a lever! Can be attached and detached without worrying about residual pressure!

<Features> - It is a coupling that can stably maintain flow with almost zero pressure loss. - It has a ball valve inside, allowing for ON/OFF switching with a lever. - Due to its structural design, it is not affected by internal residual pressure, making it safe and easy to attach and detach. - The main body is made of SUS316Ti, which is resistant to rust and has high strength. - There are various options available, such as coloring the lever for visual identification to prevent incorrect connections.

  • Clean Room
  • Refrigeration units, boilers, cooling towers
  • Coupling

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