Mild Steel Driveway Drain Grate Covers , Durable Metal Driveway Drainage Grates

Mild Steel Storm Rain Gutter Ditch Cover Road Galvanized Drainage Channel

Specification

Gnee Was founded in 2006,coering an area of 50 acres, with registered capital of 20.5 million RMB and more than 300 professional and technical personnel and more than 15 senior engineers .

We produce three kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating and I Bar Type Steel Grating.

We can design and manufacture standard steel grating and in customized shapes per client's requirements.

They are widely used in steel structure platforms, stair treads, sidewalks,drainages and well covers etc.

Tolerance of grating steel

The allowed deviation of length is +0/-5mm, while the allowed deviation of width is +/-5 mm.

The non-perpendicularity of bearing bar is allowed no more than 10% of width of bearing bar.

Cross bar surface should not surpass bearing bar surface 1mm, beginning & end of cross bar should not

surpass the end surfaces of two sides of grating 2mm.

Standard size trench cover details

Type of saddle clips

Features

1. Anti-corrosive, resisting to acid and alkali

2. Light weight, great load-bearing capacity, on-slip and safe, easy installation

3. Being economical of materials, being sturdy and durable, ventilation

4. Easy to clean and attractive appearance.

GNEE STEEL ,Has dedicated in producing and exporting all types of steel gratings for more than 19 years,A Professional Steel Grating & Safety Grating Manufacturer for Projects Engineering.

Factory

Advanced Equipment

We have more than 30 production lines of welded steel gratings and press lock gratings. Advanced equipment, skilled workers contribute to low production loss, high production efficiency and low products costs.

Supervise Strict Testing

All steel gratings are supervised by strict QUALITY CONTROL System both in International standard and enterprise test flow. All products our customers received are qualified and best in performance and package.

Steel Gratings Types We Supply

GNEE Steel Grating Application

Steel grating are designed and manufactured for various industrial and civil constructions in city road, gardens, yard, airport, railway and industrial engineering.

• Hot dip galvanized steel grating is the best choice for steel platforms in airports. Grating with 30 × 3 mm thick load bearing bars with a pitch of 30 mm and traverse bars at 50 mm or 100 mm is the suitable one.
• Steel grating, with robust design and spanning abilities, is very strong and safe for the support of floors and elevated walkway. It can be used for ceiling, interior decoration, platform aisle, ventilation windows, (Wells), advertising plaque and other construction.
• Widely used in the petrochemical industry, power plants, waterworks, sewage treatment plants, municipal works, sanitation projects in areas such as platforms, corridors, bridge, ditch cover, covers, ladders, fences, rails, and so on.