Product Details

Handan Jinmai Fastener Manufacturing Co., Ltd.
Handan Jinmai Fastener Manufacturing Co., Ltd.
Handan Jinmai Fastener Manufacturing Co., Ltd.
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Crossarm Braces

Product description:

Introducing our premium Crossarm Braces, designed to offer unparalleled support and stability to electrical crossarms in pole line hardware installations. Our Flat Steel Crossarm Braces are engineered for superior performance, boasting a tensile strength that ranges from 410N/mm² to 560N/mm², ensuring robustness and reliability in even the most demanding conditions.

Crafted from high-quality materials such as aluminum alloys, preservative-treated Apitong wood, and flat steel, our crossarm braces are available in various sizes to cater to diverse project requirements. The standard lengths of our braces are 20, 26, 28, and 32 mm, with a thickness of ¼ inch, and feature round ends with strategically placed holes (9/16 inch at one end and 7/16 on the other) for seamless integration with bolts and nuts.

Our crossarm braces undergo a meticulous manufacturing process that includes hot-dip galvanization, a finish that not only provides a smooth, aesthetically pleasing appearance but also enhances corrosion resistance. This process adheres to the stringent ISO1461 standards, ensuring that our products meet the highest quality benchmarks.

Installation of our crossarm braces is straightforward yet requires expertise to ensure safety and precision. Our step-by-step installation guide provides clear instructions for attaching the braces to the pole and electrical crossarm, utilizing a ladder, drilling machine, bolts, nuts, and appropriate spanners.

Product features:

  • Material Diversity: Our crossarm braces are made from a variety of materials including strong flat steel, lightweight aluminum alloys, and preservative-treated Apitong wood, offering options to suit different project specifications and environmental conditions.

  • Standardized Sizes: Available in standard lengths of 20, 26, 28, and 32 mm, with a consistent thickness of ¼ inch, these braces are designed for compatibility with a wide range of electrical crossarms.

  • Precision Engineering: Each crossarm brace is precision-engineered with round ends and appropriately sized holes (9/16 inch and 7/16 inch) to facilitate easy attachment with bolts and nuts, ensuring a secure and stable connection.

  • Corrosion Resistance: The hot-dip galvanization process not only provides a smooth, finished look but also imparts exceptional corrosion resistance, prolonging the life of the braces and reducing maintenance costs.

  • Strength and Durability: With a tensile strength ranging from 410N/mm² to 560N/mm², our crossarm braces are built to withstand significant weight and pressure, providing unwavering support to electrical crossarms.

  • Customizable Dimensions: We understand that not all projects are the same. Therefore, we offer the option to customize the dimensions of our crossarm braces based on specific project requirements, ensuring a perfect fit every time.

  • Safety and Ease of Installation: Our detailed installation guide simplifies the process, making it easy for professionals to securely install the braces with the necessary safety precautions, using common tools such as ladders, drilling machines, and spanners.

  • ISO1461 Compliance: Adherence to ISO1461 standards for hot-dip galvanization ensures that our crossarm braces meet international quality and performance benchmarks, giving customers confidence in the product's reliability.

  • Cost-Effective Solution: Flat cross-arm braces are used in pairs, providing a cost-effective means of promoting stability and alignment of crossarms without compromising on strength or quality.

  • Comprehensive Guide: We provide an ultimate guide for importers and manufacturers, covering everything from understanding what crossarm braces are and why they are needed, to detailed manufacturing processes and installation procedures, ensuring informed decision-making and successful implementation.

Manufacturing Process:

  • Raw Material Selection: The first step in our manufacturing process begins with the careful selection of raw materials. We primarily use carbon steel, but we also cater to customer preferences by incorporating other materials such as aluminum alloys and treated wood.

  • Material Preparation: The chosen raw material is then prepared for manufacturing. This involves cutting the carbon steel into appropriate lengths and shapes that align with the design specifications of the crossarm braces.

  • Hot Rolling: The cut pieces of steel undergo hot rolling, a process that transforms them into the desired thickness and width. This technique enhances the structural integrity and strength of the material.

  • End Rounding: Following the hot rolling process, the ends of the steel pieces are rounded to achieve the classic shape of crossarm braces. This rounding process is crucial for ensuring a smooth and uniform appearance.

  • Punching Holes: Next, precise holes are punched into the crossarm braces at the ends. These holes are strategically positioned and sized to accommodate the bolts and nuts that will secure the braces in place during installation.

  • Hot-Dip Galvanization: The finished crossarm braces are then submerged in molten zinc in a hot-dip galvanization process. This not only provides a smooth, corrosion-resistant coating but also enhances the aesthetic appeal of the braces.

  • Quality Control: Throughout the manufacturing process, our team of quality control experts conducts rigorous inspections to ensure that each crossarm brace meets our high standards. This includes checking the dimensions, strength, and finish of each product.

  • Safety Measures: Safety is paramount in our manufacturing facilities. All technicians are equipped with appropriate protective gear and follow strict safety protocols to prevent accidents and ensure a safe working environment.

  • Packaging and Storage: Once the crossarm braces have passed all quality checks, they are carefully packaged to protect them from damage during transportation and storage. They are then stored in our warehouse, ready for shipment to customers or directly to job sites.

  • Final Inspection Before Shipment: Prior to dispatch, a final inspection is conducted to verify the product's conformity with the customer's order specifications. This includes a review of the dimensions, material type, and any special design features.

Technical specifications:

  1. Material Composition:

    • Primary Material: Carbon Steel, Aluminum Alloys, and Preservative-Treated Apitong Wood.

    • Corrosion Protection: Hot-Dip Galvanization in accordance with ISO 1461 standards for enhanced durability and resistance to environmental factors.

  2. Dimensions and Sizes:

    • Standard Lengths: 20mm, 26mm, 28mm, and 32mm.

    • Thickness: ¼ inch (6.35mm) to meet the structural requirements.

    • Customizable Dimensions: Available upon request to fit specific crossarm configurations and project needs.

  3. Strength and Tensile Properties:

    • Ultimate Tensile Strength: Ranges from 410 N/mm² to 560 N/mm², ensuring the braces can withstand significant load and stress.

    • Material Yield Strength: Designed to provide optimal support and rigidity for electrical crossarms.

  4. Surface Finish:

    • Hot-Dip Galvanized: A smooth, uniform finish that offers excellent corrosion resistance and a longer service life.

    • Color and Appearance: Typically silver or gray, with a lustrous finish post-galvanization.

  5. Design Elements:

    • Hole Configuration: Ends are round with a hole of 9/16 inch (14.29mm) at one end and 7/16 inch (11.11mm) on the other, allowing for secure fastening with bolts and nuts.

    • End Treatment: Ends may be curved or rounded to prevent sharp edges and facilitate easier installation.

  6. Bolt and Nut Compatibility:

    • Bolt and Nut Sizes: Precisely matched to the hole sizes to ensure a tight and secure fit.

    • Locking Mechanisms: May include jam nuts, lock washers, thread locking fluids, safety pins, and castellated nuts for added stability.

  7. Installation Considerations:

    • Span Inches: The distance between the crossarm and the pole where the brace will be installed.

    • Drop Inches: The vertical distance from the crossarm to the point of installation on the pole.

    • Mounting Hole Depth: Specific depth to accommodate the fasteners and ensure a secure fit.

  8. Weight Bearing:

    • Weight Capacity: Designed to support the weight of electrical crossarms and associated equipment without bending or breaking.

  9. Manufacturing Standards:

    • Adherence to International Standards: All manufacturing processes and materials are selected to comply with relevant international standards for quality and safety.

  10. Certifications and Compliance:

    • ISO 1461 Compliance: Ensuring the quality of the galvanization process.

    • Other Certifications: Depending on the region and industry requirements, additional certifications may be available or required.

Conclusion:

In summary, our Crossarm Braces stand out as a reliable and high-quality solution for reinforcing electrical crossarms in various pole line hardware installations. With a meticulous focus on design, material selection, and manufacturing processes, these braces offer unparalleled strength, durability, and corrosion resistance. The combination of customizable dimensions, robust tensile strength, and adherence to ISO 1461 standards for hot-dip galvanization ensures that our crossarm braces meet a wide range of project requirements and environmental challenges.

Our commitment to safety, both in the manufacturing process and during installation, is unwavering. We provide detailed installation guides and recommend that all installations are carried out by professionals equipped with the necessary safety gear and training. This approach has been instrumental in maintaining our reputation for delivering products that not only perform exceptionally but also ensure the well-being of those who work with them.

As the market leader in pole line hardware, we are dedicated to continuous improvement and innovation. Our crossarm braces are a testament to this commitment, providing a cost-effective and efficient solution for infrastructure support. Whether you are an importer, contractor, or utility company, you can trust our crossarm braces to deliver the reliability and performance needed for your electrical installations.



Customization Services:

If you require a customized Guy Clamp, Jinmai Powerline's skilled workers and knowledgeable engineers can provide a solution from design to delivery in a short period.

If you are interested in our Guy Clamp or have any questions, please feel free to contact us.



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