Factory-direct steel gratings & stair treads, shipped worldwide
Steel Grating Products
140 dedicated product pages in nine sections — every category, material, process, specification, safety option, fixing, pricing guide and factory topic, one click from here.
Itemized quote within 24 hours · Free drawing review included
Factory-direct manufacturer
Four product lines made in our own workshop
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
Four product lines
Four Product Lines, One Factory
Every page in this index belongs to one of four lines made in our own workshop. Know the line first, then narrow down by category, material, process or specification below.
Welded Steel Grating
Electro-forged bearing and cross bars, 20×3 to 100×8 mm, hot-dip galvanizing available.
View the line →Press-Locked Grating
Cross bars pressed into notched bars — close mesh down to 11 mm, perfectly flat.
View the line →Stair Treads
Serrated or plain treads with banded ends and nosing options, cut to your flights.
View the line →Stainless Steel Grating
SS304 / SS316 panels for food, chemical and marine duty, MTC EN 10204 3.1 with every shipment.
View the line →How this index works
Nine Sections, 140 Pages, One Click Deep
The catalog is grouped the way buyers search: by product name, then by material, process, specification, safety, fixings, pricing, factory and custom work. Jump straight to a section or simply scroll — every entry carries a one-line descriptor.
Products index · 1 of 9
By Category
The vocabulary buyers use for grating products — start here if you know the product name but not yet the specification. 27 pages.
- Bar Grating
Bearing bars plus cross bars, with 19W4 style designations explained.
- Metal Bar Grating
The same bar construction offered in Q235B, SS304 and SS316.
- Bar Grating Panel
Stock designations versus custom dimensions, panels up to 1.25 m × 6 m.
- Bar Grating
Alternate spelling entry — the page itself uses the correct term throughout.
- Buy Steel Grating
How factory-direct buying works, from RFQ to FOB Tianjin shipment.
- Floor Grating
Flooring duty: load direction, deflection and open-mesh drainage.
- Steel Floor Grating
Steel as the floor material choice, with a spec table focus.
- Floor Pan Grating
Banded pan formats, custom cut to drawing.
- Grated Floor Panel
Span versus deflection, walkway versus platform duty.
- Grated Metal Floor
Bearing bar selection by duty, plain or serrated surfaces.
- Grated Metal Sheet
Sheet and panel formats, cut and banded to size.
- Grating Mesh
Mesh geometry: 30 / 40 / 60 mm centers and close-mesh options.
- Iron Grating
What buyers call iron grating: Q235B carbon steel in practice, MTC per heat.
- Mesh Flooring Panel
Spacing choice by traffic and drainage needs.
- Mesh Grating Flooring
A specification checklist for project floors.
- Metal Grate Panel
Panel-level decisions: size, banding, load direction arrows, clips.
- Metal Grating for Sale
Buying path for the wider metal range; small trial orders welcome.
- Metal Grid Floor
Open-grid drainage flooring for wet process areas.
- Metal Mesh Grating
Stainless mesh for corrosion zones, galvanized mesh for weather.
- Open Grid Steel Flooring
Grid orientation with load bars in the direction of traffic.
- Open Steel Flooring
Ventilation, light and spill-through — and where close mesh is needed instead.
- Open Steel Grating
Weight savings over solid plate; sheds rain and snow.
- Steel Grating
The category core: what steel grating is and how the four lines cover it.
- Steel Grating for Sale
The buying path: RFQ, drawing review, samples, FOB Tianjin.
- Steel Grating Mesh
Which spacing suits which load, heel and drainage duty.
- Steel Grating Plate
Closer-mesh plate panels with banded edges.
- Structural Grating
Heavy spans, guardrails and mezzanines, produced to MBG 531 reference practice.
Not sure which page fits? Send your drawings — we will point you to the right spec inside the 24-hour quote.
Products index · 2 of 9
By Material
Q235B carbon steel, hot-dip galvanized finishes and stainless grades — material choice follows the environment, and every heat carries its mill test certificate. 27 pages.
- 316 Stainless Steel Grating
Grade 316 for marine, chloride and chemical duty.
- Black Grating
Uncoated mill finish, shop-primed or HDG on request, oiled for export.
- Carbon Steel Bar Grating
Q235B carbon steel with MTC per heat; where a coating is enough.
- Corten Grating
Weathering steel quoted per project — not a stock line.
- Galv Grating
Galvanized line overview: HDG as the default weather protection.
- Galvanized Bar Grating
Bar grating plus hot-dip galvanizing — the workhorse outdoor panel.
- Galvanized Grating for Sale
The buying path for galvanized panels; samples in 5–7 days.
- Galvanized Grid
Zinc-protected grid formats for outdoor exposure.
- Galvanized Grid Mesh
Outdoor grid mesh for fences, trench and tree pits.
- Galvanized Iron Grating
Buyers' iron meaning carbon steel, finished in zinc.
- Galvanized Mesh Flooring
Galvanized mesh for outdoor walkway and platform duty.
- Galvanized Steel Bar Grating
Sizes, banding options and a quote checklist.
- Galvanized Steel Grating Panels
Panel formats up to 1.25 m × 6 m, custom cutting and banding.
- Grating Galvanized Steel
Q235B core with an HDG finish, coating checked per batch.
- Grating HDG Specifications
Choosing coating expectations by environment class.
- Stainless Grating
Choosing 304 versus 316 by environment — and when galvanized is enough.
- HDG Grating
What hot-dip galvanizing does at the coating level; ASTM A123 / ISO 1461.
- Hot-Dip Galvanized Grating
The immersion process and coating thickness sampling.
- Q235 Steel Grating
Q235B structural carbon steel, MTC EN 10204 3.1 with every shipment.
- SS 304 Grating
Grade 304 for general corrosion duty — where it is enough.
- SS Grating
Stainless line overview: SS304 / SS316 for food, chemical and marine duty.
- Stainless Bar Grating
Bar construction in stainless, welded or press-locked close mesh.
- Stainless Floor Grating
Loads, spans and cleanability in stainless floors.
- Stainless Steel Floor Grating
Food plant, chemical and washdown floors with drainage integration.
- Stainless Steel Open Mesh Flooring
Drainage-through flooring for hygiene areas.
- Structural Steel Grating
Q235B structural duty, produced to MBG 531 reference practice.
- Wrought Iron Grating
Terminology page: the sections sold today are low-carbon steel.
Products index · 3 of 9
By Process
How the panel is made: welded, press-locked, swage-locked, banded and perforated constructions. Welding and press-locking both run in-house. 14 pages.
- Banded Bar Grating
End bands close and stiffen the panel; standard on treads.
- Banded Grating
Banded construction and edge treatment options explained.
- Checker Plate Grating
Diamond tread plate combined with open grating panels.
- Close-Mesh Grating
Press-locked mesh down to 11 mm openings.
- Electro-Forged Grating
Resistance-forged intersections on our in-house line.
- Perforated Grating
Perforated patterns for screens and light-duty panels.
- Press-Locked Grating
Cross bars pressed into notched bearing bars, no weld heat.
- Press-Welded Grating
The press-welded variant for flat, high-load floors.
- Riveted Grating
Riveted construction for heavy, vibration-prone duty.
- Square Grating
Square mesh geometry for uniform load and appearance.
- Steel Diamond Grating
Diamond-pattern surface options on steel panels.
- Swage-Locked Grating
Cross bars swaged through pre-punched bearing bars.
- Welded Grating
The full welded line: galvanized, serrated and custom panels.
- Welded Steel Grating
The core welded process page with the full specification table.
Products index · 4 of 9
By Specification
Designations, load and span data, panel dimensions, weight charts, heavy and light duty — the engineer's shelf of the catalog. 34 pages.
- 1-1/4 Bar Grating
Bearing bars on close 1-1/4 in centers.
- 1 Bar Grating
Bars on 1 in centers, the finest welded spacing.
- 11W4 Bar Grating
The close-spaced 11-series welded designation.
- 11W4 Grating
The 11W4 designation with custom equivalents.
- 19W4 Load Table
Load and deflection data for 19W4 panels.
- 19W4 Steel Grating
The standard welded designation and its equivalents.
- 25×5 Grating Unit Weight
Unit weight of 25×5 mm bar grating.
- 4×8 Steel Grating
The 4 by 8 foot stock panel format.
- Bar Grating Load Calculator
How load calculators treat grating spans.
- Bar Grating Weight per Square Foot
Weight per square foot by designation.
- Bearing Bar Grating
Bearing bar sizes and how they carry the load.
- Galvanized Bar Grating Weight Chart
Weight charts and what the zinc coating adds.
- Galvanized Steel Grating Standard Sizes
Standard panels and cut-to-drawing options.
- Grating Deflection Calculator
Deflection checks for span and load cases.
- Grating Load Bar
Load bar selection by span and traffic.
- Grating Load Calculator
Working out uniform and point loads.
- Grating Load Calculator Excel
Spreadsheet workflows for repeated checks.
- Grating Load Table
Load tables on request, matched to your spans.
- Grating Maximum Span Length
Maximum unsupported span by bar size.
- Grating Panel Dimensions
Panel width to 1.25 m, length to 6 m.
- Grating Plain
Plain, unserrated bearing bar surface.
- Heavy-Duty Bar Grating
Thick bars and close centers for wheel loads.
- Heavy-Duty Grating
Heavy-duty construction choices explained.
- Heavy-Duty Mild Steel Grating
Mild steel in heavy-duty sections.
- Heavy-Duty Stainless Steel Grating
Heavy-duty panels in SS304 / SS316.
- Heavy-Duty Steel Floor Grating
Dock, ramp and plant floor duty.
- Heavy-Duty Welded Grating
The welded route to heavy-duty panels.
- How to Calculate Grating Load
A step-by-step load calculation method.
- I-Bar Grating
I-shaped bearing bars for weight-efficient floors.
- Light-Duty Grating
Light sections for pedestrian and service floors.
- Lightweight Grating
Saving weight through bar and mesh selection.
- Plain Steel Grating
Plain-surface steel grating without serration.
- Twisted Bar Grating
Twisted square cross bars between bearing bars.
- W-19-4 Grating
How W-19-4 designations are read.
Load tables and calculators are available with your quote — see technical resources.
Products index · 5 of 9
Safety & Anti-Slip
Serrated surfaces, heel-proof openings and pedestrian-rated panels for wet floors, public areas and stairs. 14 pages.
- 19W4 Serrated Grating
The 19W4 designation with a serrated surface.
- Anti-Slip Grating
Surface choices that keep footing in wet areas.
- Diamond Safety Grating
Diamond tread patterns for safety flooring.
- Galvanized Serrated Grating
Serrated surface plus HDG for outdoor stairs.
- Heel-Proof Grating
Openings sized so heels cannot pass through.
- Non-Slip Metal Grating
Metal flooring with non-slip surfaces.
- Pedestrian Grating
Panels specified for foot traffic only.
- Road Safety Grating
Panels for kerbs, medians and service crossings.
- Safety Grating
The safety grating family at a glance.
- Serrated Bar Grating
Serrated bearing bars for wet and oily soles.
- Serrated Flat Bar
Serrated flat bar as bearing bar or tread surface.
- Serrated Grating
What serration changes underfoot.
- Serrated Steel Bar
Serrated steel bars for treads and walkways.
- Steel Safety Grating
Steel flooring chosen for safe footing.
Products index · 6 of 9
Fixings & Accessories
Clips, toe plates and support frames are sourced companion items, supplied alongside our panels so a floor arrives complete — they are not manufactured in our own workshop. 3 pages.
- Bar Grating Clips
Sourced fixing clips supplied alongside our panels for bolt-down installation.
- Grating Toe Plate
Sourced toe plates supplied with the panels for edge safety.
- Metal Frame and Grating
Support frames sourced to order; the grating panels are our own.
Products index · 7 of 9
Pricing Guides
How an itemized quote is built — what a grating order is quoted on, and why we quote per project instead of publishing a fixed list. No price figures appear on this site. 7 pages.
- Bar Grating Cost
What drives the cost of a bar grating order.
- Cost of Steel Grating
How an itemized quote is built, line by line.
- Floor Grating Price
How floor grating is quoted per m² or per ton.
- Galvanized Grating Price
How steel weight and galvanizing shape the quote.
- Grating Price
Why we quote per project instead of a fixed list.
- Heavy-Duty Steel Grating Price
What moves the quote on heavy sections.
- SS Grating Price
How stainless grades enter an itemized quote.
Every quote is itemized, FOB Tianjin as standard — request yours within 24 hours.
Products index · 8 of 9
Supplier & Factory
Factory identity, supply terms and honest sourcing guidance — a manufacturer, not a trading company, and factory audits are welcome. 9 pages.
- Bar Grating Manufacturer
Our workshop's bar grating lines and QC stages.
- Bar Grating Supplier
What to check when choosing a grating supplier.
- Bar Grating Suppliers USA
Factory-direct supply to US buyers from our workshop in China.
- China Steel Grating
Sourcing steel grating from China, honestly framed.
- Grating Company
Who we are: Dengtai Staircase Manufacturing Co., Ltd.
- Grating Factory
Inside the factory: lines, QC stages and audit policy.
- Grating Manufacturer
A manufacturer, not a trading company.
- Grating Supplier
Supply terms: FOB Tianjin, shipped worldwide.
- Heavy-Duty Steel Grating Manufacturers
What separates makers from catalog sellers.
See the factory page for the workshop, or about Dengtai for company identity.
Products index · 9 of 9
Custom Fabrication
Cut and banded to your drawings — custom panels, trench covers and made-to-order work, with free drawing review and small trial orders welcome. 5 pages.
- Custom Bar Grating
Bar grating cut and banded to your drawings.
- Custom Grating Fabrication
Drawing-to-panel fabrication in three steps.
- Custom Grating Panels
Custom sizes, banding and notch-outs.
- Custom Trench Grating
Trench covers cut to channel width and depth.
- Made-to-Order Grating
The made-to-order workflow; small trial orders welcome.
Covers and applications not in this index? Visit the applications hub or the custom page.
Factory-direct quote
Get a Factory Quote
Whatever page you landed on, the quote is the same five fields — send panel sizes and quantities and an itemized quote lands within 24 hours, free drawing review included.
- Four product lines made in our own workshop
- 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
Using the Products Hub
How do I use this product index?
Pick the section that matches how you buy — by category, material, process, specification, safety, fixings, pricing, factory or custom work. Each of the 140 entries leads to a dedicated page with its own quote form.
What if my exact specification is not listed?
Most orders are custom: panels are cut and banded to your drawings. Send sizes, loads and quantities and we will spec the panel inside the 24-hour quote.
Do you supply fixing clips and toe plates as well?
Yes — clips, toe plates and support frames are sourced companion items supplied alongside our panels. The gratings and stair treads themselves are made in our own workshop.