Grating×オカグレート - List of Manufacturers, Suppliers, Companies and Products

Grating Product List

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Environmentally friendly SDGs eco grating "Eco Wood" "Eco Pla"

Environmentally friendly SDGs eco grating "Eco Wood" "Eco Pla"

This is a new grating that uses domestically sourced thinned wood, small-diameter wood, and plastic waste for the main materials, matching the surrounding nature unlike steel grating.

"Eco Wood" is a new SDGs grating that uses domestically sourced thinned wood and small-diameter timber as the main material, creating a beauty, tranquility, and warmth unique to wood, while matching the surrounding nature. "Eco Pla" features main bars made from 100% recycled plastic waste that resemble wood, blending seamlessly with the color of asphalt and matching the landscape. By using thinned wood and small-diameter timber for Eco Wood, we also contribute to local forestry. The wood is treated for preservation and is surrounded by a steel frame, providing excellent strength and durability. 【Features of Eco Wood】 - A resource-circulating grating using thinned wood and small-diameter timber - Environmentally friendly preservation treatment that resists decay - Utilizes the beauty, tranquility, and warmth of wood - Each piece of thinned wood and small-diameter timber can be replaced individually - The gaps in the main material are designed with a fine pitch that is gentle on walking 【Features of Eco Pla】 - 100% recycled plastic waste, an SDGs grating - No color mismatch - One Eco Pla grating equals approximately 208 two-liter PET bottles *For more details, please refer to the catalog or feel free to contact us.

  • Grating

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Safety Walker <Liner Design - Grate Bolt Fixed Type>

Safety Walker <Liner Design - Grate Bolt Fixed Type>

Bolt-fixed type. For cross drainage ditches. Also for longitudinal use and theft prevention. Additionally, suitable for various concrete secondary products with bolt-fixed grating, etc.

We would like to introduce the "Safety Walker - Liner Design Bolt Fixed Type" handled by Okagreat Co., Ltd. The "Liner Design - Bolt Fixed Type" is suitable not only for site-installed bolt-fixed grating but also for various types of trench covers and bolt-fixed grating for various concrete secondary products. Due to its structural design, the top surface is made of a plate structure, making it resistant to twisting and impacts from vehicle tires, which helps prevent the grating from breaking. Additionally, the design minimizes the likelihood of stones and debris getting trapped in the grating, preserving the aesthetic appearance. Multiple slit holes are made in the special steel plate "patterned steel plate" on the top surface to balance drainage and strength. It has also been reported that the slip resistance exceeds that of conventional types. *For more details, please refer to the PDF document or feel free to contact us. 【Features】 ■ Safety (durable plate structure) ■ Reliability (non-slip patterned steel plate) ■ Strength (up to maximum T-25 load) ■ Lightweight (lighter than fine mesh) ■ Aesthetics (prevents clogging) ■ Damage prevention (distributes force over a surface)

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Evolutionary grating "Safety Walker L·D" (for U-shaped gutters).

Evolutionary grating "Safety Walker L·D" (for U-shaped gutters).

We have prepared various widths for U-shaped gutters: U120, U150, U180, U240, U300, U360, U400, U450, U500, U600.

We would like to introduce the "Safety Walker L.D. (Liner Design)" handled by Okagreat Co., Ltd. The "Safety Walker L.D. (Liner Design) U-shaped gutter type" has a top surface made of a panel structure, making it resistant to twisting and impact from vehicle tires, which helps prevent the grating from breaking. It is also ideal for preventing damage. Additionally, due to its design, debris such as stones and garbage are less likely to get caught in the grating, preserving the aesthetics. The top surface features multiple slit holes in a special steel plate known as "patterned steel plate," balancing drainage and strength. Furthermore, it has been reported that its anti-slip effect surpasses that of conventional types. Please feel free to consult us when you need assistance. 【Features】 ■ Safety (durable panel structure) ■ Reliability (non-slip patterned steel plate) ■ Strength (up to maximum T-14 load) ■ Lightweight (lighter than fine mesh) ■ Aesthetics (prevents clogging) ■ Damage prevention (distributes force over a surface) * For more details, please refer to the PDF document or feel free to contact us.

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Water-through overflow prevention grating! High rainwater absorption performance!

Water-through overflow prevention grating! High rainwater absorption performance!

A new form of grating for flood control measures. Improved rainwater absorption performance with a slider plate!

We would like to introduce "Water Through," which is handled by Okagreat Co., Ltd. "Water Through" is a product that not only improves drainage capacity but also combines ease of maintenance and enhanced safety during use. By maintaining a distance of over 100 meters to the first auxiliary component on the upstream side of the main body and providing a slider plate on the upstream side of the receiving frame, the flow of rainwater is stabilized. It demonstrates its effectiveness during significant rainfall events such as recent typhoons, heavy rains, and linear precipitation zones. This overflow prevention grating enhances rainwater absorption performance and increases drainage capacity. It has become possible to capture a large volume of water, which has increased in force, through the slider plate into the drainage channel. 【Features】 - Prevents the cover from floating up by combining the cover body and the receiving frame. - The gaps that may occur after installation are covered by the slider plate, promoting smooth drainage. - The receiving frame, cover, and road surface are nearly flat, eliminating tripping hazards for pedestrians and impacts on vehicles. *For more details, please refer to the PDF materials or feel free to contact us.

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Aluminum grating for drainage ditches and catch basins.

Aluminum grating for drainage ditches and catch basins.

Balancing lightness and strength. Aluminum grating. Anodized coloring treatment is possible! The characteristics of aluminum can be maintained while achieving a subdued color tone.

We would like to introduce the "Aluminum Grating" handled by Okagreat Co., Ltd. "Aluminum Grating" comes in trench cover type and catch basin type! Available in standard and fine mesh. The surface can be plain or non-slip. (For various settings such as school kitchens, meal centers, cooking areas, food factories, and replacement of existing drainage covers) It is incredibly lightweight compared to traditional steel and stainless steel gratings. Removing the grating covers for cleaning and maintenance is easy. Anodizing is also possible, allowing for changes in the color of the grating. 【Features】 ■ Main material of the grating: Aluminum ■ Lightweight ■ Strength (for pedestrian load) *For more details, please refer to the PDF document or feel free to contact us. 【Color Treatment】 ■ Aluminum color ■ Bronze ■ Black *For more details, please refer to the PDF document or feel free to contact us.

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Rainbow Grating <Bolt Fixed Type>

Rainbow Grating <Bolt Fixed Type>

"Rainbow Grating" with selectable colors for the filler.

We would like to introduce the "Rainbow Grating" with the "trench cover and bolt-fixed type" handled by Okagreat Co., Ltd. A patterned steel plate is affixed to the center of the grating, enhancing its aesthetic appeal, while slits are provided on both sides and a long hole in the center, ensuring good drainage. The filler is designed to be difficult to peel off, with the patterned steel plate overlapping from both sides. The fillers are available in ceramic and stone, allowing you to choose your preferred color to match the surrounding scenery. The patterned steel plate and filler are placed on top of the grating, maintaining sufficient strength for wheel loads. The load capacity ranges from pedestrian use to T-14 loads. Standard products are available in seven trench widths: 200, 250, 300, 350, 400, 450, and 500. Please feel free to consult us for custom sizes or for use with concrete secondary products. If you have any inquiries, please feel free to contact us. 【Color Variations】 ■ Yellow ■ Red ■ Blue ■ Green ■ White *For more details, please refer to the PDF document or feel free to contact us.

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Rainbow Grating <Catch Basin Type>

Rainbow Grating <Catch Basin Type>

The grating is galvanized, and the frame is painted black! There are a total of 5 types of drain holes.

We would like to introduce the "Rainbow Grating" in the "Catch Basin Type" handled by Okagreat Co., Ltd. A patterned steel plate is affixed to the center of the grating, enhancing its aesthetic appeal, while slits are provided on both sides and a long hole is placed in the center, ensuring good drainage. The filler is designed to be difficult to peel off, with the patterned steel plate overlapping from both sides. We offer ceramic and stone as fillers, allowing you to choose your preferred color to match the surrounding scenery. The patterned steel plate and filler are placed on top of the grating, maintaining sufficient strength for wheel loads. The load capacity ranges from pedestrian use to T-14 loads. Standard products are available for catch basin openings of 300×300, 400×400, 450×450, 500×500, and 600×600. Please feel free to consult us for custom sizes or for concrete secondary products. If you have any inquiries, please do not hesitate to contact us. 【Color Variations】 ■ Yellow ■ Red ■ Blue ■ Green ■ White *For more details, please refer to the PDF document or feel free to contact us.

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Eco-plug <raised type>

Eco-plug <raised type>

Treasure limited resources! Using 100% recycled plastic made from waste as the main material.

We would like to introduce the "EcoPla" raised type handled by Okagreat Co., Ltd. "EcoPla" is a product made from recycled plastic that contributes to the effective use of resources and a circular society. The main material (main bar) is made from 100% recycled plastic and has received Eco Mark certification. Its subdued color tones match various landscapes, such as asphalt. The gaps between the materials are designed with a fine specification, ensuring a barrier-free design that considers people. 【Features】 ■ Safe passage for wheelchairs and strollers ■ Fits public facilities such as playgrounds and parks ■ Easy to disassemble and replace one by one ■ Color tones that blend into asphalt *For more details, please refer to the PDF document or feel free to contact us.

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Eco-pla <with rim type>

Eco-pla <with rim type>

Cherish limited resources! Using recycled plastic made from waste as the main material.

We would like to introduce the 'EcoPla' type with a flange, handled by Okagreat Co., Ltd. 'EcoPla' is a product made from recycled plastic that contributes to the effective use of resources and a circular society. The main material (main bar) is made from 100% recycled plastic and has received Eco Mark certification. Its subdued color tones match various landscapes, such as asphalt. The gaps between the materials are designed with a fine specification, ensuring a barrier-free design that considers people. 【Features】 ■ Safe passage for wheelchairs and strollers ■ Fits public facilities such as playgrounds and parks ■ Easy to disassemble, can be replaced one by one ■ Color tones that blend into asphalt *For more details, please refer to the PDF document or feel free to contact us.

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Steel Grating <For General Drainage Ditches - Grip Type>

Steel Grating <For General Drainage Ditches - Grip Type>

Steel zinc-plated finish grating type with a cover! Standard mesh grip type. Twist bar pitch 100 mm.

We would like to introduce the "Steel Grating" of the grip type for general side ditches, handled by Okagreat Co., Ltd. (From on-site cast side ditches to public works, private projects, and replacement of existing side ditch covers, this product is used in various situations. It has been a staple product supporting social infrastructure from the post-war high economic growth era to today, with numerous delivery records for national and local governments, civil engineering offices, and private commercial facilities and residential land development.) A standard for grating. The main component (main bar) has a standard mesh size, and the twist bar pitch is 100 mm, making it difficult for leaves and other debris to clog the grating, achieving both high "drainage performance" and "anti-slip" effects with its grip pattern. 【Features】 ■ Grating main component: Grip pattern (anti-slip effect) ■ Twist bar pitch of 100 mm (high drainage performance) ■ Strength (up to maximum T-25 load) ■ Made of steel (SS400) ■ Hot-dip galvanized finish ■ The receiving frame is standard in black paint. (Galvanizing of the receiving frame is also available as an option) *For more details, please refer to the PDF document or feel free to contact us.

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Steel Grating <For Drainage Ditches - Grip Type>

Steel Grating <For Drainage Ditches - Grip Type>

Steel zinc-coated finished grating type with a channel cover! Standard mesh grip type. Twist bar pitch 100 mm.

We would like to introduce the 'Steel Grating' of the grip type for cross gutters and drop-in type, handled by Okagreat Co., Ltd. (From on-site cast gutters to public works, private projects, and replacement of existing gutter covers, it is a standard product that has supported social infrastructure from the post-war high economic growth period to today, with numerous delivery achievements in various situations, including national and local governments, civil engineering offices, and private commercial facilities and land development.) A standard grating. The main component (main bar) has a regular mesh, and with a twist bar pitch of 100 mm, it is less likely to clog with leaves and other debris, achieving both high "drainage performance" and "anti-slip" effect with the grip pattern. 【Features】 ■ Main component of the grating: Grip pattern (anti-slip effect) ■ Twist bar pitch of 100 mm (high drainage performance) ■ Strength (up to maximum T-25 load) ■ Made of steel (SS400) ■ Hot-dip galvanized finish ■ The receiving frame is standard in black paint. (Galvanizing of the receiving frame is also available as an option) *For more details, please refer to the PDF document or feel free to contact us.

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Steel grating <drainage ditch, cross ditch, fine serrated type>

Steel grating <drainage ditch, cross ditch, fine serrated type>

Steel zinc-coated finished grating, channel cover type! "Fine and serrated" type. Twist bar pitch 100 mm.

We would like to introduce the "Steel Grating" of the serrated type for general drainage ditches, handled by Okagreat Co., Ltd. (This product is suitable for various situations, including on-site drainage ditches, public works, private construction, and replacement of existing drainage covers. It has been a long-standing standard product in the grating industry with numerous delivery achievements for the Ministry of Land, Infrastructure, Transport and Tourism, prefectures, cities, civil engineering offices, and private commercial facilities and land development projects.) A standard grating. The main component (main bar) has a fine pitch with a twist bar pitch of 100 mm. The fine mesh of the grating prevents carry bags and cart wheels from getting stuck. Additionally, it achieves both "drainage" and "anti-slip" effects with its serrated pattern. 【Features】 ■ Grating main component: Serrated pattern (anti-slip effect) ■ Twist bar pitch of 100 mm (safety) ■ Strength (up to maximum T-25 load) ■ Made of steel (SS400) ■ Hot-dip galvanized finish ■ The receiving frame is standard in black paint. Galvanizing of the receiving frame is also available as an option.) *For more details, please refer to the PDF document or feel free to contact us.

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High-strength stainless steel grating - OG Super High Tensile <for U-shaped gutters>

High-strength stainless steel grating - OG Super High Tensile <for U-shaped gutters>

The strength is about twice that of SUS304! Developed with mold duplex stainless steel "SUS821L1"! U150, U180, U240, U300, and others.

"OG Super High Tensile" is a high-strength stainless steel grating with a strength approximately twice that of SUS304. It allows for thinner designs, contributing to weight reduction, and possesses corrosion resistance equal to or greater than SUS304, leading to longer service life of equipment and reduced repair costs. It is suitable for U-shaped gutters for concrete precast products and for convenient drainage systems. It can be placed on concrete U-shaped gutters with two-sided flanges or can be used on site-cast ditches. Please feel free to contact us when you need assistance. 【Features】 ■ Uses high-strength steel materials ■ Achieves both improved durability and weight reduction through thinner designs ■ Has corrosion resistance equal to or greater than SUS304 ■ Contributes to the long service life of equipment and reduced repair costs 【Characteristics】 ■ Safety (high-strength stainless steel) ■ Reliability (SUS821L1) ■ Strength (up to maximum T-14 load) ■ Lightweight (can be made thinner and lighter than conventional gratings) ■ Aesthetic (corrosion resistance) ■ Damage prevention (approximately twice the strength of SUS304) *For more details, please refer to the PDF document or feel free to contact us.

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Embedded stainless steel drain cover <For general drains, I-bar type>

Embedded stainless steel drain cover <For general drains, I-bar type>

Standard stainless steel grating! SUS304. I-bar type with main member pitches of 30, 22, 15, and 13 millimeters. Minimum gap is 8 millimeters.

We would like to introduce our stainless steel (SUS304) grating, designed for general drainage, in the I-bar type "integrated drainage cover." The grating surface is available in two types: plain type (OISG) and non-slip type (OING). The pitch of the main components (main bars) is as follows: P30 (gap 25 mm) P22 (gap 18-17 mm) P15 (gap 11-10 mm) P13 (gap 9-8 mm) Our standard products are available for drainage widths ranging from 100 mm to 450 mm. We can also accommodate special drainage widths, so please feel free to contact us for inquiries. 【Partial Lineup】 ■OISG・OING-15-15 ■OISG・OING-20-15 ■OISG・OING-15-20 ■OISG・OING-20-20 ■OISG・OING-25-20 *For more details, please refer to the PDF document or feel free to contact us.

  • Inspection hatches, manhole covers, and ditch covers

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Embedded stainless steel trench cover <Bolt-fixed flat bar type>

Embedded stainless steel trench cover <Bolt-fixed flat bar type>

The standard stainless steel grating! SUS304. Flat bar type with main material pitches of 30, 22, 15, 13, and 11 millimeters. The minimum gap is 7 millimeters.

We would like to introduce our stainless steel (SUS304) grating for general drainage, specifically the "integrated, trench cover, bolt-fixed" flat bar type that we handle. The grating surface is available in three types: plain type (OSO), non-slip type (ONO), and knurled type (ORO). The pitch of the main components (main bars) is as follows: P30 (gap 26 mm) P22 (gap 18 mm) P15 (gap 11 mm) P13 (gap 9 mm) P11 (gap 7 mm) Our standard products are available for trench widths ranging from 100 mm to 400 mm. We can also accommodate special trench widths, so please feel free to contact us for inquiries. 【Partial Lineup】 ■OSO・ON(R)O-15-15 ■OSO・ON(R)O-20-15 ■OSO・ON(R)O-15-20 ■OSO・ON(R)O-20-20 ■OSO・ON(R)O-25-20 *For more details, please refer to the PDF document or feel free to contact us.

  • Inspection hatches, manhole covers, and ditch covers

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