Compound Steel Grating with Checkered Plate
Product Specifications
- H-beam
- C-section steel
- Z-section steel
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Product Highlights
- 50-Year Anti-Corrosion Life: Hot-dip galvanizing and epoxy coatings ensure a service life of up to 50 years in harsh environments.
- Full Customization Support: End-to-end customization available for span (5-60m), height, load capacity, and structural design.
- High Wind & Seismic Resistance: Designed with high seismic resilience and wind pressure resistance for stable performance in extreme conditions.
- Fast Installation & Assembly: Bolt connection and modular design allow for easy assembly, reducing on-site construction time significantly.
- Premium Material Quality: Constructed with Q235B/Q355B steel, H-beams, and I-beams compliant with GB and ASTM international standards.
- Professional Technical Support: Free drawing design, overseas installation guidance, and 24/7 technical consultation provided.
- Strict Quality Control: 100% visual inspection, full penetration welding with flaw detection, and third-party testing cooperation.
- Versatile Application Scope: Ideal for logistics warehouses, cold chain facilities, industrial workshops, and large-span clear-height spaces.
Product Attributes
- Customization
- Available
- After-sales Service
- Ten Years
- Warranty
- Ten Years
- Model NO.
- GGS
- Certification
- BSCI, CCC, CE, FCC, GS, ISO, RoHS, SAA
- Application
- Steel Structure Walkway, Foot Pedal, Drain Cover
- Shape
- Grid
- Manufacturing Method
- Machine Welding
- Material
- Stainless Steel
- Connection Form
- Bolt Connection
- Install
- Support Installation
- Main Material
- High-Quality National Standard Steel of Q235B and
- Processing Technology
- CNC Precision Cutting, Automatic Welding, Flaw Det
- Load Standard
- Compliant with International Building Load Standar
- Anti-Corrosion Service Life
- 50 Years
- Seismic Resistance Grade
- High Seismic-Resilient Structure, Suitable for Cli
- Fireproof Treatment
- Fire Retardant Coatings Can Be Applied to Comply W
- Structural Form
- Portal Rigid Frame, H-Section Steel, C-Section Ste
- Specification and Dimensions
- Full-Size Customization, Designed in Accordance Wi
- Implementation Standards
- Compliant with GB National Standards, Compatible W
- Supporting Services
- Free Drawing Design, Overseas Installation Guidanc
- Delivery Cycle
- 10-25 Working Days
- Shipping Port
- Shipping Port
- Transport Package
- Customization
- Specification
- Customization
- Trademark
- xinyuanzhou
- Origin
- China
- HS Code
- 7308900000
- Production Capacity
- 85000t/Years
- Package Size
- 1180.00cm * 220.00cm * 250.00cm
- Package Gross Weight
- 2200.000kg
- Lead Time
-
7 days (1 - 10 Pieces)
15 days (11 - 100 Pieces)
35 days (101 - 1000 Pieces)
To be negotiated ( > 1000 Pieces)
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Compound Steel Grating with Checkered Plate
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Product Description

Parameter | Specific Specifications | Remarks |
Material | Q235B, Q355B (Carbon Structural Steel); Optional: SS400, A36 | Complies with GB/T 700-2006, ASTM A36 standards, suitable for export |
Sectional Steel Type | H-beam, I-beam, Channel Steel, Angle Steel | Customizable according to load-bearing and span requirements |
Span Range | 5m - 60m (Single Span); Optional: Multi-span Combination | Suitable for large-span warehouse design |
Height Range | 3m - 20m (Single Layer); Multi-layer Optional | Adapt to high-clearance storage needs |
Bearing Capacity | 0.5kN/m² - 5kN/m² | Customizable based on stored goods weight |
Anti-corrosion Treatment | Hot-dip Galvanizing (Zn coating: 80-120μm); Sandblasting + Epoxy Zinc-rich Primer + Topcoat | Suitable for coastal, humid, low-temperature environments |
Welding Standard | GB/T 50661-2011, AWS D1.1 | Full penetration welding, weld flaw detection qualified |
Service Life | 50 Years | Depends on environment and maintenance |
Packaging | Waterproof Film + Wooden Pallet; Custom Packaging Available | Suitable for sea transportation, anti-collision and moisture-proof |


2. Excellent seismic and wind resistance
3. Fast construction, high floor formwork turnover
4. Spacious and flexible column layout
5. High floor height utilization rate
6. Strong structural integrity and even settlement
7. Suited for extreme heights of super high-rise buildings
8. Eco-friendly, low-carbon, remodelable, recyclable

In-sales Service:Real-time Production Tracking,Strict Quality Control,Logistics & On-site Docking,Technical Disclosure & Guidance
After-sales Service:Installation Acceptance,Quality Guarantee & Maintenance Service,Rapid Response,Follow-up Value-added Service





A: We design and produce various steel structures, such as light and heavy steel, pipe truss, enclosure systems, and custom components.
Q2: Does your factory support customized steel structure products?
A: We offer end-to-end customization, from design to installation.
Q3: Does the design of customized products comply with relevant industry standards?
A: Yes, fully compliant with industry standards and backed by experience.
Q4: Do you support third-party quality inspection?
A: Yes, we fully cooperate with third-party testing for quality assurance.
Q5: How to ensure the stability of the quotation when the steel price fluctuates greatly?
A: We ensure stability through: 1. Short-term orders 2. Long-term orders


2. Superior Stability and Safety
3. Rapid Installation
4. Eco-friendly and Energy Efficient
5. Extended Service Life
2. Radar Tower
3. Signal Tower
4. Landscape Tower
5. Monitoring Tower

1. Protective Packaging: Steel parts wrapped in waterproof film and pearl cotton; core elements cushioned with foam.
2. Reinforced Packaging: Large parts use special supports; small ones in export wooden cases with desiccants.
3. Labeling: Each unit labeled in Chinese and English.
Export Transportation
1. Transportation Mode: Selected based on project location, order size, and delivery time, managed by international logistics.
2. Transportation Guarantee: Partner with customs brokers; grasp international policies to reduce risks.


About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI265614". Items marked "" are certified.
Company Profile
Qingdao Xinyuanzhou Electric Power Equipment Co., Ltd. is a sophisticated modern manufacturer specialized in the R&D, precision production, customized processing, sales and integrated after-sales service of electric power equipment and structural steel products. Nestled in Qingdao, a pivotal coastal manufacturing and foreign trade hub in Shandong Province, the enterprise benefits from superior regional industrial clustering, complete upstream and downstream supply chain support and convenient port logistics advantages. Rooted in the core development philosophy of "quality foundation, innovative empowerment and customer supremacy", we have continuously polished production craftsmanship, upgraded product systems and optimized service mechanisms. After years of steady development, we have built a full industrial chain service system covering professional product design, precision processing and manufacturing, rigorous quality inspection and standardized after-sales guarantee, emerging as a reliable core supplier of comprehensive supporting solutions for domestic and overseas power engineering, communication infrastructure and industrial steel structure projects.
Boasting robust independent manufacturing and R&D capabilities, our company owns standardized modern production workshops, fully automated intelligent welding, cutting and forming equipment, professional surface treatment production lines and a complete set of professional testing and verification devices. We are backed by a seasoned technical team of senior engineers and skilled front-line technicians, with profound industry experience in product iteration and large-scale engineering supporting. Our diversified product matrix falls into three core categories: Power and communication transmission towers, customized steel structure engineering products and professional power supporting accessories. Our tower series covers single-pipe transmission towers, angle steel transmission towers, combined steel pipe transmission towers, as well as single-pipe, angle steel and three-pipe signal towers, perfectly adapting to power transmission and transformation, communication signal coverage and other core application scenarios. Our steel structure product line includes steel structure workshops, power station steel structures, equipment supporting steel structures, customized metal structural parts and high-precision welded parts, fully meeting the construction and supporting demands of industrial factories, power station infrastructure and special equipment projects. Meanwhile, we provide premium vacuum circuit breakers, power insulators, foundation embedded components, transmission tower fittings and other matching parts, enabling one-stop, efficient and cost-effective procurement and supporting services for all types of power engineering projects.
Adhering to strict international trade standards and national industrial specifications, we implement full-process standardized production and refined quality management. A complete quality control system has been established, covering raw material incoming inspection, real-time production process monitoring and full-scale finished product delivery verification. Every key procedure including cutting, welding, galvanizing and assembly is under stringent supervision to eliminate quality risks. All our products feature stable structural performance, outstanding wind and corrosion resistance, high dimensional precision and long service life. We excel at personalized non-standard customization and drawing-based processing, capable of tailoring exclusive products and solutions according to customers' diverse engineering requirements, perfectly adapting to the differentiated and customized demands of global market and various engineering projects.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Factory Area on The West Side of North Guangzhou Road, Jiaozhou District, Qingdao, Shandong, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, DAT, CPT
- Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao Port
-
Minimum Order Quantity
- 100 kg
-
Supply Chain Partners
- 12
Our Production Capability & Technical Expertise
- Main Products
- Electric Power Single-Pipe Transmission Tower, Electric Power Angle Steel Transmission Tower, Electric Power Combined Steel Pipe Transmission, Single-Pipe Signal Tower, Angle Steel Signal Tower, Three-Pipe Signal Tower, Steel Structure Workshop, Custom Processing and Welding of Metal Products, Custom Processing and Welding of Steel Products, Production and R&D of Steel Products
-
Production Lines
- 1
-
Production Machines
- Laser cutting machine, Cutting machine, Grinding machine, Fiber optic cutting machine, Bending machine, Drilling machine, Pressing machine
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection)
-
Inspection Method for Finished Products
- Finished product checked by packing staff
-
Customization Options
- Flexible customization, Minor Customization, Full Customization, Customization from Designs
-
ODM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2015-09-15
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO45001:2018, ISO14001, ISO9001:2015
FAQ
- What types of steel structure products does your factory mainly produce?
- We design and produce various steel structures, such as light and heavy steel, pipe truss, enclosure systems, and custom components.
- Does your factory support customized steel structure products?
- We offer end-to-end customization, from design to installation.
- Does the design of customized products comply with relevant industry standards?
- Yes, fully compliant with industry standards and backed by experience.
- Do you support third-party quality inspection?
- Yes, we fully cooperate with third-party testing for quality assurance.
- How to ensure the stability of the quotation when the steel price fluctuates greatly?
- We ensure stability through: 1. Short-term orders 2. Long-term orders
- What is the span and height range for the steel structures?
- The span range is 5m - 60m (Single Span) with optional multi-span combinations. The height range is 3m - 20m for single layer, with multi-layer options available.
- What is the delivery cycle and minimum order quantity?
- The delivery cycle is 10-25 working days. The minimum order quantity is 100 kg.
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Product Groups
- Communication guyed tower
- substation steel structure
- Metal Welding
- Telecom Shelter
- Vacuum Circuit Breaker
- Three-pipe signal tower
- Angle Steel Signal Tower
- Single-pipe signal tower
- Transmission Tower Fittings
- Foundation Embedded Parts
- Steel structure of factory building
- Steel Pipe Combined Transmission Tower
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