Factory-direct steel gratings & stair treads, shipped worldwide
Steel Grating Plate
Grating plate: serrated or plain surface, cut to size, made to order.
Itemized quote within 24 hours · Free drawing review included
In-house weld & press lines
Plate formats from electro-forging and press-locking
Certified & tested
Reports on request, MTC with every order
Samples in 5–7 days
Production in 15–25 working days
FOB Tianjin
Shipped worldwide, EXW / CIF negotiable
Plate formats
Grating Plate Formats — Open Mesh, Not Solid Sheet
A steel grating plate is a finished panel presented like a plate: closer mesh, cut to size, edges closed with a band so it bolts down as one module. Buyers who ask for flat grating mean the same thing — a flat-bar panel supplied as a plate-format unit. One honest warning before you compare: grating plate is open construction. The solid option at the end of the table is a different product.
| Dimension | Welded Plate | Close-Mesh Plate | Tread Plate | Checker Plate |
|---|---|---|---|---|
| Construction | Bearing bars resistance-forged to cross bars | Flat bars pressed together — no weld heat | Grating panel cut, banded and drilled into a tread | Solid sheet with raised pattern — no openings |
| Openings | 30 / 40 / 60 mm centers | Down to 11 / 11 mm — heel-proof | Standard tread spacings, serrated or plain | None — a closed walking surface |
| Water & debris | Shed straight through the panel | Drains through, keeps heels and small parts on top | Sheds water and snow off the tread | Stays on top — needs separate drainage |
| Edge treatment | Banded edges standard on plate orders | Banded edges standard on plate orders | Banding, end plates and nosing included | Not applicable — solid sheet |
| Typical duty | Platform and walkway plate floors | Fine floors, trench and tree-pit plates | Stair treads and access platforms | Closed floors, ramps, interior walkways |
| Where it comes from | In-house — electro-forging line | In-house — press-lock machine | Fabricated on our own lines from welded or press-locked panels | Different product — see the checker plate grating page for a composite panel |
Need a closed surface over an open panel? Checker-plate-over-grating composite is quoted on request — or send your drawings and we will spec it inside the 24-hour quote.
Plate anatomy
Closer Mesh, Banded Edges, Tread Formats
1 · Closer mesh reads as plate
Dense centers make the panel look and act like a plate while staying open — heel-proof press-locked mesh keeps small parts and shoes on top.
Close-mesh grating →2 · Banded edges as standard
A flat steel band is welded around the cut ends — the plate presents a closed edge, carries edge loads cleanly and is safer to lift and install.
Banded grating →3 · Plate panels become treads
The same plate formats are cut to tread lengths, banded and finished with end plates and plain or serrated nosing for industrial and escape stairs.
Grating stair treads →Why plate format
Why Buyers Order Grating Plate Factory-Direct
Serrated or plain — you choose the surface
Anti-slip grating plate uses serrated bearing bars that bite in wet or oily service; plain bars roll cleaner under trolleys and are easier to sweep. Both in one order.
Cut to size and banded to your drawings
Panels run up to 1.25 m wide and 6 m long, then cut down and banded to your module. Custom grating plate is the norm here — free drawing review inside the 24-hour quote.
Plate, treads and covers in one order
One factory, one itemized FOB Tianjin quote. Small trial orders welcome, so a single plate module can be tested before the full floor is committed.
Applications
Where Grating Plate Panels Work
Plate-format modules are specified wherever a floor, cover or tread has to install as a single banded unit — open mesh doing the drainage work quietly underneath.
Platform & mezzanine plate floors
Banded modules laid to a grid — heavy-duty plate for wheel loads, standard plate for foot traffic.
Walkway & catwalk plate panels
Open plate sheds rain and spills; serrated surface keeps grip on elevated access routes.
Trench & pit plate covers
Close-mesh plate covers drains while staying heel-proof along pedestrian edges.
Stair tread plates
Plate panels fabricated into banded treads — see grating stair treads for nosing and dimensions.
Specifications
Steel Grating Plate Specifications
| Parameter | Range |
|---|---|
| Bearing bar | 20×3 mm to 100×8 mm, plain or serrated |
| Bar spacing (welded) | 30 / 40 / 60 mm centers |
| Close-mesh plate | Down to 11 / 11 mm, press-locked |
| Cross bar | Twisted square or round, per specification |
| Edge banding | Flat band welded around — standard on plate orders |
| Panel width | Up to 1.25 m |
| Panel length | Up to 6 m |
| Materials | Q235B carbon steel · SS304 / SS316 stainless |
| Surface | Black or hot-dip galvanized (ASTM A123 / ISO 1461) |
| Custom cutting | Cut to size and banded to your drawings |
Materials & test documents
Every heat of Q235B, SS304 or SS316 enters production with its mill test certificate verified at goods-in — the first of our five QC stages. Plate panels leave with documentation, not promises:
- Mill test certificate to EN 10204 Type 3.1
- Factory inspection report with every shipment
- Declaration of Conformity prepared per order destination
Standards & compliance
Produced to Recognized Standards — Documents on Request
ANSI / NAAMM MBG 531
Plate panels produced to MBG 531 reference practice, with joint inspection on our five-stage QC plan.
ASTM A123 / ISO 1461 HDG
Galvanized coating thickness checked by sampling on every galvanized plate batch before panels are released.
CE & SGS tested
Certified & tested, reports on request — we show documents you can verify, not a certificate wall.
Custom made
Custom Grating Plate, Cut and Banded to Your Drawings
Send your drawing
Plate modules, mesh, banding details, quantities — or just photos and a sketch. Drawing review is free.
Quote within 24 hours
Itemized, FOB Tianjin as standard — EXW or CIF on request. Small trial orders welcome.
Samples in 5–7 days, production in 15–25
Working days after drawing confirmation, hot-dip galvanizing included. Installation drawings and fixing layout ship with the order.
Factory-direct quote
Get a Factory Quote
Get a factory quote in 24 hours — grating plate, treads and covers in one order. Send plate modules and quantities; free drawing review included.
- Five-stage QC, from MTC verification at goods-in to final inspection
- DoC, MTC EN 10204 3.1 and inspection report with every order
- Factory audits welcome — see the lines before you commit
Prefer to talk? WhatsApp us or sales@dtsteelladder.com
Request your quote
Five fields — we do the rest.
FAQ
Grating Plate FAQ
Is a grating plate the same as checker plate?
No. A grating plate is open-mesh construction: bearing bars and cross bars leave clear openings, so water, ice and debris fall straight through. Checker plate is solid sheet steel with a raised pattern and nothing passes through it. If your project needs a closed walking surface over an open panel, we also quote a checker-plate-over-grating composite — ask for it in your RFQ.
Do grating plates come with banded edges?
Yes — banding is standard on our plate orders. A flat steel band is welded around the panel ends, which closes the cut bars, carries the edge load cleanly and makes the panel safer to handle on site. Plain ends are available on request.
How fast are samples and production of grating plate?
Samples ship in 5–7 working days and mass production runs 15–25 working days after drawing confirmation, both including hot-dip galvanizing. Rush production in 10–15 days is possible with a surcharge — ask in your quote.
Related pages
Related Grating Pages
Grated Metal Sheet
Sheet and panel formats: dimensions, cutting and banding to size.
View page →Floor Pan Grating
Banded pan formats, custom cut to your drawings.
View page →Metal Grate Panel
Panel-level decisions: size, banding, load direction, fixing clips.
View page →Checker Plate Grating
The composite option: solid surface over open grating.
View page →Galvanized Steel Grating Panels
Zinc-protected panel formats up to 1.25 m × 6 m, cut and banded.
View page →Steel Grating
The category core: what steel grating is and all four Dengtai lines.
View page →