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Open-Top Ground Screw
Solar Ground Screws

Open-Top Ground Screw

Chudu Metal Hot-Dip Galvanized Solar PV Open-Top Ground Screw Pile is a foundation component designed for ground-mounted photovoltaic systems, solar farms, and other ground solar support structures.

  • Brand: Chudu Metal
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1. Product Overview


Chudu Metal Hot-Dip Galvanized Solar PV Open-Top Ground Screw Pile is a foundation component designed for ground-mounted photovoltaic systems, solar farms, and other ground solar support structures.

The ground screw features an open-top design without a flange plate, allowing a compatible solar mounting post or steel support tube to be inserted directly into the upper opening. The inserted post can then be secured through side bolts, set screws, or other customized mechanical connections.

The lower section of the pile features a continuous helical structure that allows the ground screw to be mechanically driven into suitable soil. This provides an efficient foundation solution for solar mounting structures and can reduce the need for conventional concrete foundation construction under suitable project conditions.

Manufactured from carbon steel with a hot-dip galvanized surface, the ground screw provides structural strength and corrosion protection for long-term outdoor applications.

Ground screw diameter, length, wall thickness, top opening size, helical dimensions, and connection details can all be customized according to customer drawings and project requirements.

2. Key Features


Open-Top Design

The open upper end is designed to receive a compatible solar mounting post or steel support tube, providing a practical connection between the foundation and the upper photovoltaic support structure.

Without Flange

This model does not use a welded top flange plate and is suitable for solar mounting structures using an inserted-post connection.

Reliable Mechanical Connection

The solar mounting post can be secured inside the ground screw through side bolts, set screws, or other customized fastening methods.

Helical Ground Installation

The lower spiral structure allows the ground screw to be mechanically rotated into the soil using suitable installation equipment.

Hot-Dip Galvanized Surface

The hot-dip galvanized coating provides corrosion protection for outdoor and underground applications.

Carbon Steel Construction

The steel structure provides the mechanical strength required for photovoltaic foundation applications.

Efficient Installation

Under suitable soil conditions, ground screws can reduce excavation, concrete pouring, and curing processes compared with conventional concrete foundations.

Customized Specifications

Diameter, length, wall thickness, helical structure, connection holes, and other dimensions can be manufactured according to project requirements.

OEM & Drawing-Based Manufacturing

OEM production, drawing-based manufacturing, and sample-based customization are available.

3.Product Specifications


Item

Specification

Product Name

Solar PV Open-Top Ground Screw Pile

Brand

Chudu Metal

Product Type

Open-Top Ground Screw / Ground Screw Without Flange

Material

Carbon Steel

Steel Grade

Customized

Surface Treatment

Hot-Dip Galvanized

Ground Screw Diameter

Customized

Ground Screw Length

Customized

Wall Thickness

Customized

Top Structure

Open Top

Flange

Without Flange

Top Opening Size

Customized

Connection Method

Bolt / Set Screw / Customized

Connection Hole Size

Customized

Connection Hole Position

Customized

Helical Blade Diameter

Customized

Helical Pitch

Customized

Helical Section Length

Customized

Tip Structure

Standard / Customized

Installation Method

Mechanical Screw-In Installation

Application

Solar PV Ground Mounting System

OEM Service

Available

Drawing-Based Manufacturing

Available

Sample-Based Manufacturing

Available

Note: Product dimensions and technical specifications can be manufactured according to customer drawings, solar mounting structure dimensions, soil conditions, and project requirements.

4.Open-Top Connection Design


The upper section of the ground screw is manufactured as an open steel tube without a flange plate.

After the ground screw is installed into the soil, a compatible solar mounting post or support tube can be inserted into the top opening.

The post is then mechanically secured using side bolts, set screws, or another connection method specified by the project design.

The top opening diameter, connection hole quantity, hole diameter, and hole position can be customized according to the matching solar mounting post.

5.Helical Ground Screw Structure


The lower part of the ground screw features a continuous helical profile designed for mechanical installation into the ground.

During installation, rotational force drives the screw pile into the soil while the helical section helps the pile penetrate and engage with the surrounding ground.

The helical blade diameter, pitch, number of turns, helical section length, and pile tip structure can be adjusted according to different project specifications.

6.Installation Process


1. Foundation Layout

Determine the ground screw positions according to the solar mounting system layout and engineering design.

2. Ground Screw Installation

Use suitable ground screw installation equipment to mechanically rotate the pile into the soil.

3. Depth & Alignment Adjustment

Control installation depth, verticality, and positioning according to project requirements.

4. Solar Post Installation

Insert the compatible solar mounting post or steel support tube into the open top of the ground screw.

5. Mechanical Fastening

Secure the post using bolts, set screws, or a customized fastening structure.

6. Mounting Structure Assembly

Install the solar mounting beams, purlins, rails, braces, and photovoltaic modules according to the system design.

7. Applications

Chudu Metal Solar PV Open-Top Ground Screw Piles are suitable for:

  • Solar Ground Mounting Systems
  • Ground-Mounted Photovoltaic Projects
  • Utility-Scale Solar Farms
  • Commercial Ground Solar Projects
  • Agricultural Solar Projects
  • Solar Mounting Steel Structures
  • Fixed-Tilt Solar Mounting Systems
  • Solar Support Posts & Foundations
  • Photovoltaic Power Plant Foundations
  • Customized Ground Solar Structures
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8. Material & Surface Treatment

Carbon Steel

The ground screw body is manufactured from carbon steel to provide the structural strength required for solar foundation applications.

Different steel grades can be supplied according to customer drawings, engineering specifications, and project requirements.

Hot-Dip Galvanized

The steel ground screw is treated with hot-dip galvanizing to improve corrosion resistance for outdoor and underground service conditions.

Galvanizing requirements can be customized according to project specifications and customer technical requirements.

9. Customized Dimensions & Specifications

Chudu Metal provides flexible customized manufacturing for different solar PV ground mounting projects.

Available customization includes:

  • Ground Screw Diameter
  • Ground Screw Length
  • Wall Thickness
  • Steel Grade
  • Top Opening Diameter
  • Top Connection Structure
  • Connection Hole Diameter
  • Connection Hole Quantity
  • Connection Hole Position
  • Helical Blade Diameter
  • Helical Pitch
  • Number of Helical Turns
  • Helical Section Length
  • Pile Tip Structure
  • Hot-Dip Galvanizing Requirements
  • Matching Solar Post Dimensions
  • Packaging Requirements

Products can be manufactured according to customer drawings, samples, solar mounting structure dimensions, and project specifications.

10.Compatible Solar Mounting Components


The Open-Top Ground Screw can be used together with:

  • Solar Mounting Posts
  • Steel Support Tubes
  • Solar Mounting Beams
  • Solar Purlins
  • C Channel Steel
  • Square Steel Tubes
  • Solar Mounting Rails
  • Bracing Components
  • Connecting Brackets
  • U-Bolts
  • Bolts & Nuts
  • Washers
  • Other Solar Mounting Fasteners

Related photovoltaic structural components and fasteners can be supplied together according to project requirements.

11.Engineering Considerations


The final ground screw dimensions and installation requirements should be determined according to the actual photovoltaic project conditions.

Important factors may include:

  • Soil Conditions
  • Required Installation Depth
  • Compression Load
  • Pull-Out Resistance
  • Lateral Load
  • Wind Load
  • Snow Load
  • Solar Mounting Structure Design
  • Foundation Spacing
  • Local Engineering Requirements

For project-specific applications, suitable foundation design and site testing should be carried out according to engineering requirements.

12.Manufacturing Advantages


Chudu Metal provides manufacturing capabilities for solar ground screws, photovoltaic structural components, and related fasteners.

Different ground screw diameters, lengths, wall thicknesses, and helical structures can be produced according to customer requirements.

The top connection structure can also be customized to match different solar mounting posts and steel support systems.

With integrated metal processing and fastener manufacturing capabilities, Chudu Metal can supply ground screws together with related posts, beams, C channels, square tubes, brackets, and fastening components, helping customers simplify project procurement.

OEM, drawing-based production, and sample-based customization are available.

13.Why Choose Chudu Metal


Chudu Metal specializes in manufacturing solar PV mounting components, ground-mounted photovoltaic structural products, and fasteners for global solar projects.

Our solar product range includes ground screws, solar mounting posts, C channel steel, square steel tubes, purlins, mounting beams, solar rails, module clamps, mounting brackets, connectors, U-bolts, pressure plates, bolts, nuts, washers, and other customized photovoltaic mounting components.

With professional metal processing and fastener manufacturing capabilities, we can provide both standard products and customized solutions according to customer drawings and project specifications.

Different ground screw diameters, lengths, wall thicknesses, helical structures, top connections, and surface treatment requirements can be customized for different solar ground mounting projects.

Chudu Metal is committed to providing global customers with reliable product quality, competitive factory pricing, flexible customization, and professional solar PV mounting solutions.

Contact Us

Hebei Chudu Metal Products Co., Ltd.
🌐 Website:  www.chudufastener.com
📧 Email: barry@hbchudu.com
📱 WhatsApp / Phone: +86 18533933520

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