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Bar Professional Manufacturer Years of Industry Experience Galvanized Steel Stainless Steel Non-alloy Modern Grating Customized

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Products Description

Professional-grade steel bar grating engineered for demanding industrial environments. Our galvanized steel grating combines exceptional load-bearing capacity with superior drainage, ventilation, and anti-slip safety. With hot-dip galvanized finish and customizable specifications, these steel walkway grating solutions deliver long-lasting performance across petrochemical, power generation, wastewater treatment, and commercial construction applications.

Product Paramenters

Technical Specifications & Engineering Data

The height of the flat steel largely determines the load-bearing size of the steel grating.
The spacing of cross bar (Fried Dough Twists steel) is only used to connect the flat pan, and does not have a great bearing capacity.
The closer the spacing between longitudinal bars (flat copper), the stronger the load-bearing capacity of the steel grating
Product Name
Galvanized steel grating
Product Keyword
steel grating/Stainless steel grille
Raw Material
Q235, galvanized, hot-dip galvanized, electrogalvanized, painted
Dimensions
Universal dimensions/As your demands
Surface
Hot dip galvanizing/coating or no treatment
Color
Silvery/as your request
Weight
As your requirement
Application(Gratings)
Widely used in drainage ditches for food factories, hotels, kitchens, schools, canteens, vegetable processing plants, car washes,
swimming pools, hospitals, pharmaceutical factories, and other drainage facilities such as garden facilities
Application(steel Gratings)
Applied in civil and commercial buildings, subway and other municipal engineering fields, the product has many characteristicssuch as lightweight, high strength, anti-corrosion, maintenance free, and aesthetics. It can be used for suspended ceilings,
indoor and outdoor decoration, platform walkways, ventilation windows (wells), etc.
Feature
Strong load-bearing, anti slip safety, large drainage capacity, anti-corrosion and rust prevention.
Package
wooden pallets or steel pallets, or as your request
Note
OEM service is available
Details Images
Application

Application-Specific Solutions

Heavy Duty Steel Grating for High-Load Areas

Applications: Airport runways, marine terminals, highway bridge decking, forklift traffic zones

  • Engineering Focus: Utilizes thicker bearing bars (6mm-10mm) to withstand concentrated rolling loads

  • Load Capacity: Supports up to 1000+ lbs/sq ft with minimal deflection

  • Durability: Hot-dip galvanized finish ensures 50+ year service life in outdoor environments

Serrated Steel Grating for Maximum Safety

Applications: Oil & gas platforms, chemical plants, wet/icy environments, industrial stairs

  • Safety Features: Diamond-pattern serrations increase slip coefficient by 40% compared to plain surface

  • Compliance: Meets OSHA walking surface requirements for industrial facilities

  • Material Options: Available in carbon steel or 316 stainless steel for corrosive environments

Fine Mesh Steel Grating for Pedestrian Areas

Applications: Commercial walkways, ADA-compliant ramps, architectural facades, public facilities

  • Design Standards: 11mm bearing bar spacing prevents high-heel entrapment per ADA guidelines

  • Aesthetic Appeal: Press-locked construction provides clean, uniform appearance

  • Load Rating: Designed for 100 lbs/sq ft live load with appropriate deflection limits

Industrial Floor Grating Systems

Applications: Mezzanine platforms, equipment access flooring, drainage covers, ventilation panels

  • Structural Integration: Custom sizing and edge preparation for seamless installation

  • Multi-Performance: Combines load-bearing, drainage, and ventilation in single solution

  • Fire Safety: Open design allows sprinkler system penetration and smoke evacuation


Manufacturing Excellence & Customization Capabilities

Precision Custom Fabrication

  • Drawing-Based Manufacturing: CNC cutting and welding from customer CAD specifications

  • Edge Preparation: Professional beveling, framing, and fastening hole preparation

  • Size Flexibility: Custom panels from 1'×1' to 4'×20' or larger assemblies

  • Engineering Support: Load calculation tables and structural drawings provided

Quality Assurance Standards

  • Material Traceability: Mill test certificates (MTC) provided for all raw materials

  • Welding Inspection: 100% visual inspection with periodic destructive testing

  • Galvanizing Quality: Coating thickness testing per ASTM A123 (minimum 85 microns)

  • Load Testing: Sample panels tested to 3× design load for safety verification

Global Supply Chain Capabilities

  • Production Capacity: 5000+ tons monthly output with expedited delivery options

  • Packaging Excellence: Steel pallet bundling with protective wrapping for international shipping

  • Technical Documentation: Complete material certifications and installation guidelines included



Key Performance Advantages

Superior Strength-to-Weight Ratio: Open mesh design reduces dead load by 30-50% compared to solid steel plate while maintaining structural capacity.

Maximum Drainage Efficiency: 85%+ open area allows immediate water evacuation, eliminating standing water and ice formation risks.

Enhanced Safety Performance: Serrated surface options provide slip coefficient of 0.7+ (wet conditions), exceeding OSHA requirements.

Long-Term Durability: Hot-dip galvanization creates metallurgical bond that self-heals minor scratches, ensuring decades of maintenance-free service.

Versatile Installation: Compatible with standard structural steel framing, concrete embedment, or specialized support systems.

Industries & Applications Served

  • Petrochemical & Refining: Platform grating, equipment access, pipe rack flooring

  • Water Treatment: Clarifier walkways, pump station flooring, screening equipment covers

  • Power Generation: Turbine platforms, cooling tower access, substation flooring

  • Marine & Offshore: Dock decking, vessel gangways, offshore platform systems

  • Commercial Construction: Mezzanine flooring, parking structures, architectural features

  • Food Processing: Sanitary drainage systems, equipment platforms, processing area flooring



Available Configurations
























































































































































































































  • Material Options

  • Carbon Steel Q235: Cost-effective solution for standard industrial applications

  • Stainless Steel 304: Moderate corrosion resistance for food/pharmaceutical environments

  • Stainless Steel 316: Superior corrosion resistance for marine/chemical applications

  • Surface Treatments

  • Hot-Dip Galvanized (HDG): Premium corrosion protection (ASTM A123 compliant)

  • Electro-Galvanized: Light-duty corrosion protection for indoor applications

  • Powder Coated: Custom color options with enhanced UV resistance

  • Mill Finish: Uncoated for immediate painting or specialized coating application

  • Manufacturing Types

  • Welded Grating: Maximum strength and rigidity for heavy-load applications

  • Press-Locked Grating: Clean appearance with good load capacity for architectural use

  • Riveted Grating: Traditional construction method for replacement/restoration projects


Technical Support & Documentation

  • Engineering Resources:

  • Load capacity calculation tables for all standard configurations

  • CAD/DWG files available for design integration

  • BIM models for Revit and other 3D design platforms

  • Installation guidelines and fastening specifications

  • Quality Certifications:

  • ISO 9001:2015 manufacturing quality management

  • Material test certificates for all raw materials

  • Third-party load testing reports available

  • Galvanizing certification per ASTM A123

Get Custom Quote & Technical Support

  • Ready to specify the perfect steel grating solution for your project?

  • Upload Your Drawings - Get Custom Quote in 24 HoursOur engineering team provides precise pricing based on your exact specifications, load requirements, and installation conditions.

  • Download Complete Specification GuideAccess our comprehensive PDF catalog with load tables, dimension charts, and installation guidelines.

  • Speak with Application SpecialistGet expert guidance on material selection, load calculations, and cost optimization for your specific project requirements.

  • Quality Guaranteed | Global Shipping | Technical Support Included











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Shanghai Changzeng Metal Co., Ltd. was established in 2006. It is a professional steel factory in Shanghai. We mainly sell angle steel, H beam, steel channel, round steel, square steel, steel wire, PPGI coil and so on.
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