List of Water and sewerage materials products

Manage jack pressure and remotely check hydraulic and water pressure measurements without manual intervention! Quickly and safely obtain data without entering the installation site!

• Other measuring instruments

Even with water, you can stick it as is! This sheet is also excellent in weather resistance. It can reduce the time and effort needed for repairing joints and cracks.

• Reinforcement and repair materials
• Renovation and repair methods

The existing Y-shaped strainer (manufactured by our company) can be easily transformed into a manual cleaning type!

• Piping materials (copper pipes, cast iron pipes)

Equipped with a bypass that can also be used for water replacement work! The maximum allowable back pressure is 0.060 MPa for air and 6.0 m for water head.

• Water and sewerage pipe fittings
• Water Treatment Plant

The bypass coupler is 4 inches! The dimensions when contracted are an outer diameter of 192mm and a length of 670mm.

• Water and sewerage pipe fittings
• Water Treatment Plant

Weight is 20kg! Comes with a bypass cap, making it usable for water change work as well.

• Water and sewerage pipe fittings
• Water Treatment Plant

Bypass couplers are available in 4 inches or 8 inches! Introducing our rental equipment.

• Water and sewerage pipe fittings
• Water Treatment Plant

The dimensions when contracted are a diameter (width) of 1,230mm and a length of 2,500mm! It can accommodate large pipes and can be folded for insertion through a manhole.

• Water and sewerage pipe fittings
• Water Treatment Plant

The applicable range is φ200mm to φ250mm! The dimensions when contracted are an outer diameter of 170mm and a length of 400mm for the water stop device.

• Water and sewerage pipe fittings
• Water Treatment Plant

Can be used for water change work with a bypass! Introducing shut-off devices applicable for diameters from φ200mm to φ400mm.

• Water and sewerage pipe fittings
• Water Treatment Plant

Optimal for hydraulic testing fixtures for high-density PE pipes (ISO)! Easy to attach and detach, and can be reused!

• Water and sewerage pipe fittings

Achieve flange-less connections with buried piping! Reduce the risk of leaks with the installation of dissimilar pipe connections and shut-off valves!!

• Water and sewerage pipe fittings

This is the logistics division of OG Group, "Okajima Logistics Co., Ltd.", for those looking for direct delivery, charter services, and Unic trucks. Please feel free to consult with us.

• Piping materials (concrete pipes)

A suitable reducing repair valve for attaching a 75mm fire hydrant and air valve to a 100mm riser pipe.

• Drainage and ventilation equipment
• Water and sewerage pipe fittings

Industry first! A duct hose that combines oil resistance and flame retardancy.

• Piping materials (plastic pipes)

A wide variety of gas piping fittings, including anti-corrosion threaded joints, insulated joints, and anti-corrosion mechanical joints, are listed.

• Gas equipment
• Fittings
• Piping materials (copper pipes, cast iron pipes)

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic reinforcement of pipelines is achieved through flexible and expandable anti-detachment fittings.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

Seismic resistance with allowable strain of 4% or more without an in-core.

• Water and sewerage pipe fittings

The connection of polyethylene pipes does not require an in-core.

• Water and sewerage pipe fittings

The connection of polyethylene pipes does not require an in-core.

• Water and sewerage pipe fittings

The connection of polyethylene pipes does not require an in-core.

• Water and sewerage pipe fittings

The energy applied to the pipe is released due to its flexibility. No core is required for connecting polyethylene pipes.

• Water and sewerage pipe fittings

The energy applied to the pipe is released due to its flexibility. No inner core is required for connecting polyethylene pipes.

• Water and sewerage pipe fittings