DONGFU GRATING logo

Matched to Real Operating Conditions

Industrial Flooring

Mezzanines, work floors and maintenance aisles must carry racking, equipment, forklifts and people — while light, air and sprinkler water still pass. Grating industrial flooring delivers all of it, with welded and heavy-duty panels detailed to your support grid and traffic lanes.

Vehicle tire crossing heavy-duty steel grating industrial flooring

The Challenge

What This Application Demands

Solid floors block light, ventilation and sprinkler water — often complicating fire design

Forklift and pallet-truck traffic punishes under-specified flooring

Retrofit mezzanines need light panels that install over existing structures

Spills, swarf and small parts should not accumulate underfoot

Requirements

Specification Requirements

Confirm these points before ordering — they define the grating.

Load

  • Uniform storage loads plus concentrated rack post and equipment loads
  • Forklift aisles need wheel loads and traffic frequency stated
  • Support span in the bearing bar direction governs bar size
  • Specification confirmed against span, load type and support conditions before quotation

Traffic & surface

  • Plain surface for dry indoor traffic; serrated where floors get wet or oily
  • Compound grating with a checker plate top where small items must not fall through
  • Closer bar spacing where heels or small-wheeled trolleys run

Services & layout

  • Open grid passes sprinkler water, light and ventilation
  • Cut-outs for conveyors, columns, stairs and services, fully banded
  • Panel layout drawings drive numbering and installation sequence

Finish

  • Mill finish or painted carbon steel for dry indoor floors
  • Hot-dip galvanized for humid, washdown or semi-outdoor areas

Material & finish selection

  • Dry indoor mezzanines: mill finish or painted Q235 carbon steel — the economical base.
  • Forklift lanes and loading zones: heavy-duty welded grating, with Q355 sections where spans demand it.
  • Humid or washdown areas: hot-dip galvanized after fabrication.
  • Compound grating — checker plate welded over the panel — where a solid, small-object-proof surface is needed; note it adds weight and cost and reduces drainage and ventilation.

Inquiry

What to Send Us

These parameters let us confirm the specification and quote within 24 hours.

  • Floor layout drawing with the support steel grid
  • Uniform and concentrated loads, including rack post loads
  • Forklift or trolley traffic: wheel loads and routes
  • Support span in the bearing bar direction
  • Cut-out schedule for columns, conveyors and stairs
  • Finish preference: mill, painted or galvanized
  • Quantity in square meters, plus banding and toe plate requirements

Installation

Installation Notes

  • Panels tagged to the layout drawing install in numbered sequence — site cutting is rarely needed.
  • Saddle clips keep floor panels removable above services; welding suits permanent zones.
  • Clip fixing avoids coating damage on galvanized floors.
  • Toe plates at open mezzanine edges stop items being pushed off.

Gallery

On Site

Loader tire on heavy-duty grating industrial flooring

FAQ

Industrial Flooring FAQs

Can grating flooring carry pallet racks?
Yes — with bearing bars sized for the concentrated post loads. Provide the rack layout and post loads so the specification can be confirmed against span and support conditions.
Is grating suitable over sprinkler systems?
Open grating is often chosen precisely because it lets sprinkler water, light and air pass. Confirm the final fire-protection design with your fire engineer.
Can forklifts run on grating floors?
Forklift lanes are specified as heavy-duty sections once wheel loads, traffic frequency and spans are known. State the forklift axle or wheel loads in your inquiry.
What is compound grating and when is it worth it?
Compound grating adds a checker plate top over the grating panel — a solid, small-object-proof surface for maintenance aisles and cover duty. It costs and weighs more and reduces drainage and ventilation, so it is used selectively.
What finish suits indoor floors?
Mill finish or painted carbon steel is economical in dry buildings; hot-dip galvanized suits humid, washdown or semi-outdoor areas.
How are floor panels fixed?
Saddle clips keep panels removable above services; welding suits permanent zones. Panels arrive tagged to the layout drawing in installation sequence.

Send Your Drawings, Get a Confirmed Specification

Complete inquiries are typically answered within 24 hours during business hours.