List of Civil Engineering Materials products

Segmented construction is possible! A new type of modular bridge that allows for rapid and easy installation.

• Foundation construction

Excellent workability with slip joints! No bolts or wrenches are needed for the joints.

• Other park materials

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

The first agent in the first process aggregates and separates the contaminants in the wastewater. The purified treated water can be discharged and contributes to reducing treatment costs!

• Bridge Materials

Portable digital microscope with a maximum magnification of 800 times, available in ultraviolet/infarred models.

• Paper cloth
• Bentonite

Digitize your microscope. A wireless microscope adapter that allows you to capture and record images and videos of what you see through the microscope.

• Bentonite

Portable digital microscope with a maximum magnification of 800x, available in infrared/ultraviolet models.

• Paper cloth
• Bentonite

Since it is non-contact, observation and photography can be done without causing scratches or dirt on the subject. Delicate objects can also be observed safely.

• Bentonite

[Demo Application Now Open] Connect to microscopes, borescopes, etc., and display images on smartphones, tablets, and PCs.

• Bentonite

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

It performs volume calculations using a TIN model (triangular network) for 3D data up to 2 million in an instant.

• Soil improvement material

In paint, in printing, in gunpowder.

• Gunpowder

For water retention in grass slopes! Absorbs five times its own weight in moisture.

• Slope protection material

We have experience in supporting agricultural welfare collaboration businesses and consulting on the establishment of agricultural processing facilities.

• Fertilizers and Pesticides

Please feel free to consult us for custom sizes, from standard sizes to special sizes!

• Tunnel Materials

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