4mm Galvanized Compound Steel Grating | Checker Plate Composite Floor Grating

4mm galvanized compound steel grating combines the superior strength of steel bar grating with the solid surface of checker plates, creating an ideal solution for industrial flooring applications. This composite design features a robust 4mm thick checker plate surface integrated with structural steel grating, providing exceptional load-bearing capacity while ensuring slip resistance and complete surface coverage. The hot-dip galvanized coating offers maximum corrosion protection, making it perfect for demanding industrial environments.

Key Features & Benefits

• Dual-Layer Protection - Checker plate surface with structural grating backing

• Heavy-Duty Construction - 4mm thick plate withstands extreme industrial loads

• Superior Corrosion Resistance - Hot-dip galvanized coating for long service life

• Complete Surface Coverage - No gaps for small object penetration

• Enhanced Safety - Checker pattern provides excellent slip resistance

• Structural Integrity - Combined strength of plate and grating systems

• Low Maintenance - Easy to clean and durable performance

Technical Specifications

Materials & Construction

• Surface Layer: 3mm, 4mm, 5mm, or 6mm checker plate options

• Base Grating: Steel bar grating with heavy-duty bearing bars

• Material Grades: ASTM A36, Q235, S235JR, S275JR, SS304

• Surface Treatment: Hot-dip galvanized, painted, spray coating

• Quality Certification: ISO 9001:2015 manufacturing standards

Dimensions & Configurations

• Bearing Bar Sizes: 25×3mm to 100×10mm range

• Bearing Bar Pitch: 12.5mm to 80mm spacing options

• Cross Bar Pitch: 38mm to 120mm intervals

• Checker Plate Thickness: 4mm standard (3mm, 5mm, 6mm available)

Applications

• Industrial platform flooring and mezzanines

• Bridge decking and pedestrian walkways

• Oil and gas platform surfaces

• Power plant access areas and catwalks

• Chemical processing plant flooring

• Water treatment plant walkways

• Municipal engineering projects

• Heavy-duty stair treads and access platforms

Performance Advantages

• Exceptional Load Capacity - Supports heavy equipment and vehicle traffic

• Weather Resistance - Suitable for outdoor industrial applications

• Thermal Stability - Engineered to minimize warpage from thermal stress

• Safety Compliance - Meets international industrial safety standards

• Long Service Life - Durable construction reduces replacement frequency

• Cost Effective - Combines benefits of two systems in one product

• Easy Installation - Prefabricated panels reduce construction time

Manufacturing Excellence

• Precision Engineering - Controlled manufacturing process minimizes deformation

• Quality Materials - Heavy-gauge steel bars prevent coating distortion

• Advanced Galvanizing - Specialized hot-dip process for composite structures

• Rigorous Testing - 100% quality inspection before shipment

• Custom Fabrication - Tailored to specific project requirements

Customization Services

• Thickness Options - Multiple checker plate gauges available

• Size Adaptation - Custom dimensions for unique applications

• Material Selection - Various steel grades for different environments

• Surface Patterns - Different checker plate designs

• Technical Support - Professional engineering consultation

Service & Support

• Factory Direct Pricing - Competitive rates with volume discounts

• Fast Delivery - 3-4 week standard production time

• Sample Program - Available with cost refund on bulk orders

• OEM/ODM Services - Custom designs and specifications

• Payment Flexibility - 30% deposit with balance before shipment

• Global Shipping - International logistics coordination

Contact us for compound steel grating solutions - Our manufacturing expertise ensures reliable composite grating systems for your industrial applications, with custom engineering support and ISO-certified quality assurance.