Tread Plate / Checkered Plate
Tread Plate, also known as Checkered Plate, is an aluminum sheet product with a regular pattern rolled onto the surface of the aluminum substrate. The pattern design not only enhances the aesthetic appearance but, more importantly, significantly improves the anti-slip and wear-resistant properties of the surface. Our tread plates are manufactured from high-quality aluminum coils through hot-rolling or cold-rolling processes, featuring clear patterns and flat surfaces. They are widely used in vehicle manufacturing, building decoration, shipbuilding, and other fields, and are currently one of the most cost-effective anti-slip decorative materials on the market.
I. Product Specifications
Item | Parameters |
Substrate Alloy Grades | 1xxx (1060, 1100), 3xxx (3003, 3004), 5xxx (5052, 5083), 6xxx (6061), etc. |
Temper | O, H12, H14, H16, H18, H22, H24, H26, H32, etc. |
Thickness Range | 0.8mm – 8.0mm (customizable) |
Width Range | 500mm – 1600mm (customizable) |
Length Range | Customized cutting to length available, or supplied in coil form |
Pattern Types | Five-bar (willow leaf), three-bar, pointer (dimple), diamond, lentil (扁豆), embossed, etc. |
Pattern Height | Typically 0.8mm – 2.5mm (depending on pattern type and thickness) |
Surface Treatment | Mill finish, anodized, color coated, film laminated (optional) |
Applicable Standards | GB/T 3618 / ASTM B632 / EN 1386 |
II. Common Pattern Types Comparison
Pattern Type | Characteristics | Recommended Applications |
Five-Bar (Willow Leaf) | Five parallel ribs arranged in a willow-leaf pattern; excellent anti-slip performance; the most commonly used type in China | Vehicle floors, step treads, industrial platforms |
Three-Bar | Three parallel ribs; good workability, relatively lower cost | Truck floors, walkway plates |
Pointer (Dimple) | Round raised dots arranged in a pointer pattern; attractive appearance, moderate anti-slip performance | Building decoration, elevator car floors, ship decks |
Diamond | Diamond-shaped raised blocks in regular arrangement; classic European style, good anti-slip | Exports to European standard, marine applications, industrial flooring |
Lentil | Lentil-shaped raised dots arranged for heavy-duty use | Heavy vehicles, mining equipment platforms |
Embossed / Spherical | Hemisphere raised dots, smooth and elegant appearance | High-end decoration, furniture panels |
III. Product Features
Feature | Description |
Excellent Anti-Slip Performance | Surface patterns increase friction, effectively preventing personnel or objects from slipping, ensuring safety |
Lightweight & High Strength | Low aluminum density; much lighter than steel tread plates at the same thickness, easy to handle and install |
Good Corrosion Resistance | Natural oxide film on aluminum provides good atmospheric corrosion resistance, suitable for outdoor and humid environments |
Excellent Workability | Can be cut, bent, punched, welded, etc., to meet various installation needs |
Aesthetic Appearance | Clear and uniform patterns, flat surface, good metallic luster, excellent decorative effect |
Long Service Life | Aluminum alloy has excellent anti-aging properties, maintaining performance for years under normal conditions |
100% Recyclable | Environmentally friendly material, recyclable, in line with green building and sustainability concepts |
IV. Application Fields
Application Field | Specific Uses |
Transportation | Truck cargo floors, trailer decks, bus step treads, railway carriage floors, container floors |
Building & Construction | Stair treads, anti-slip ramps, equipment platforms, factory walkways, bridge decks, roof access walkways |
Shipbuilding | Ship decks, gangway treads, dock platforms, yacht floors |
Industrial Applications | Machinery operating platforms, anti-slip workstations, workshop aisles, mining equipment tread plates |
Decorative Applications | Elevator car floors, curtain wall decoration, indoor/outdoor anti-slip flooring, furniture panels |
Public Facilities | Subway platforms, bus stop flooring, stadium walkways, municipal pedestrian bridges |
V. Tread Plate Comparison: Aluminum vs. Steel
Comparison | Aluminum Tread Plate | Steel Tread Plate |
Density | 2.71g/cm³ (approx. 1/3 of steel) | 7.85g/cm³ |
Weight | Light, easy to handle and install | Heavy, requires lifting equipment |
Corrosion Resistance | Excellent; no additional anti-corrosion treatment needed | Requires painting or galvanizing to prevent rust |
Maintenance Cost | Low; maintenance-free or low-cost maintenance | Higher; requires regular anti-corrosion maintenance |
Thermal/Electrical Conductivity | Good | Average |
Aesthetics | Good metallic luster, strong decorative appeal | Ordinary appearance; needs coating for improvement |
Service Life | Long; excellent anti-aging properties | Significantly affected by corrosion |
Recyclability | High; 100% recyclable | Recyclable, but lower value |
VI. Quality Control
Test Item | Standard | Description |
Chemical Composition | GB/T 3190 / ASTM B209 | Direct-reading spectrometer analysis, ensuring alloy elements meet requirements |
Dimensional Tolerance | GB/T 3618 / ASTM B632 | Thickness, width, length meet standard requirements |
Pattern Height | In-house standard | Uniform pattern height, conforming to drawing requirements |
Flatness | GB/T 3618 | Flat surface, no waves, warping, or other defects |
Surface Quality | Visual / Instrument inspection | No cracks, peeling, bubbles, indentations, scratches, etc. |
Mechanical Properties | GB/T 228 / ASTM E8 | Tensile strength, yield strength, elongation meet standards |
Coefficient of Friction (Anti-Slip) | ASTM D1894 / GB/T 24508 | Dry/wet anti-slip performance meets safety requirements |
VII. Packaging Method
Packaging Step | Description |
Interlayer Protection | Kraft paper or PE film between sheets to prevent surface scratching from friction |
Moisture-Proof Wrapping | Entire package wrapped with moisture-proof paper or plastic film to prevent oxidation |
Wood / Steel Pallet | Fixed-length sheets packed on wooden or steel pallets for forklift handling |
Steel Strapping | Galvanized steel strips or plastic straps in cross-bundling for secure fixing |
Edge Protection | Edge protectors added to prevent corner damage from impacts |
Labeling | Product label attached (alloy grade, specification, pattern type, quantity, production date, etc.) |
Coil Packaging | Inner paper tube / steel core, outer wrapping with stretch film + kraft paper + steel strips (same as coated coil) |
VIII. Why Choose Yixintong's Tread Plate?
Advantage | Description |
Factory Direct | Integrated production and sales, no intermediaries, strong price competitiveness |
Sufficient Stock | Four factory warehouses; regular patterns (five-bar, pointer, etc.) and specifications kept in stock for immediate shipment |
Complete Pattern Range | Various domestic patterns and European-standard patterns available for different market needs |
Strong Production Capacity | Annual comprehensive capacity over 3 million tons, ensuring reliable delivery for large orders |
Stable Quality | Full-process quality management, from casting to finished product with traceability at every stage |
Custom Cutting Service | Available for any length cutting per customer requirements, reducing on-site processing costs |
Rich Export Experience | Products exported to many countries and regions, trusted by overseas customers |
