Copper studs are essential components in transformer bushings, playing a critical role in ensuring the reliability and efficiency of electrical systems. Designed to carry high electrical currents and withstand harsh environmental conditions, these studs are crafted from solid copper and feature roll threading for superior strength and precision. We are manufacturers suppliers from India of Copper Threaded rods for LV transformer bushings assembly along with Brass lock nuts and spade terminals of Bronze.

At Conex  Screws , we specialize in manufacturing high-quality copper studs tailored for transformer bushing applications. Our products are known for their excellent electrical conductivity, durability, and precise threading, meeting the stringent demands of the electrical and power industries.

Key Features:

• Material: Solid Copper
  Made from high-purity copper for exceptional conductivity. Ensures low electrical resistance and efficient power transmission.
• Roll Threading
  Threads are formed through a rolling process rather than cutting, enhancing strength and fatigue resistance. Ensures uniform thread geometry for secure and reliable connections.
• Thread SizeL 1/4″ UNC, 5/16: UNC, 3/8″ UNC, 1/2″ UNC , Metric- 10mm, 8mm, 12mm
• Corrosion Resistance
  Copper’s natural resistance to corrosion ensures long-lasting performance, even in challenging environments.
• Customizable Designs
  Available in various sizes, lengths, and thread configurations to meet specific transformer requirements.

Copper studs for transformer bushings are used in:

• Low Voltage (LV) Bushings: Serve as electrical terminals for connecting cables and conductors.
• Medium Voltage and High Voltage Applications: Provide robust connections for power transmission.
• Transformer Accessories: Used in conjunction with terminal spades, connectors, and clamps.
• Switchgear and Distribution Systems: Ensure safe and efficient current flow in power equipment.

Manufacturing Process:
Our copper studs are manufactured using advanced techniques to ensure precision and durability:

1. Material Selection: High-purity copper rods are chosen for optimal conductivity and mechanical strength.
2. Forging and Shaping: Copper is shaped to the required dimensions, ensuring uniformity and consistency.
3. Roll Threading: Threads are rolled using precision machines to enhance tensile strength and ensure seamless compatibility with bushings and other components.
4. Surface Finishing: The studs undergo polishing and coating (if required) to improve corrosion resistance and aesthetic appeal.
5. Quality Control: Each stud is rigorously tested for dimensional accuracy, conductivity, and mechanical performance.

Advantages of Our Copper Studs:

• High Electrical Efficiency: Excellent conductivity reduces energy losses and ensures reliable performance.
• Durable and Long-Lasting: High-strength roll threading resists wear and tear, even in demanding applications.
• Corrosion-Resistant: Withstands exposure to moisture, chemicals, and high temperatures.
• Precision Engineering: Threads are designed for a secure fit and easy installation, minimizing maintenance requirements.
• Customizable: Available in various sizes and specifications to meet unique transformer designs.

Industries We Serve:

• Power Generation and Transmission: Ensuring reliable connections in transformers and substations.
• Electrical Equipment Manufacturing: Supplying components for switchgears and other electrical assemblies.
• Renewable Energy: Used in solar and wind energy systems for efficient power distribution.
• Industrial Applications: Providing robust solutions for heavy-duty machinery and power systems.

Why Choose Us?

• Expertise: Decades of experience in manufacturing copper components for electrical applications.
• Advanced Manufacturing: State-of-the-art facilities for roll threading and precision machining.
• Quality Assurance: Rigorous testing and compliance with international standards.
• Customization: Tailored solutions to meet specific project requirements.
• Global Reach: Trusted by clients worldwide for reliable and high-quality products.

For premium Copper Studs for Transformer Bushings, contact us today!

Q1: What are Copper Studs and Threaded Copper Studs?
A: Copper Studs and Threaded Copper Studs are high-conductivity Copper fasteners used in transformers, electrical connections, and industrial applications. These studs are designed for secure and high-strength fastening, providing excellent electrical conductivity and resistance to corrosion.

Q2: Why are Copper Studs used in transformers?
A: Copper Studs are essential in transformers because they:

• Provide high electrical conductivity, ensuring minimal power loss.
• Offer corrosion resistance, making them ideal for long-term use.
• Have excellent thermal conductivity, preventing overheating.
• Provide strong mechanical connections, reducing the risk of loosening.
• Support high-voltage and high-current applications in power distribution.

Q3: What are the key benefits of using Threaded Copper Studs?
A: Threaded Copper Studs offer several advantages:

• Easy Installation – Pre-threaded design allows secure bolting.
• High Strength – Maintains mechanical integrity under high loads.
• Customizable Lengths – Available in various sizes to fit transformer requirements.
• Vibration Resistance – Secure fastening reduces loosening in electrical systems.
• Excellent Conductivity – Facilitates efficient electrical flow in transformers.

Q4: What types of Copper Studs are available?
A: We manufacture different types of Copper Studs including:

• Fully Threaded Copper Studs – Threads along the entire length for easy fastening.
• Partially Threaded Copper Studs – Threaded on one or both ends for specialized applications.
• Double-Ended Copper Studs – Ideal for secure connections between two components.
• Hexagonal Copper Studs – Designed for wrench-tightening applications.
• Welded Copper Studs – Used for high-strength mechanical connections in transformers.

Q5: What Copper grades are used for manufacturing Copper Studs?
A: Our Copper Studs are manufactured from high-purity Copper alloys, including:

• C101 (Oxygen-Free Copper – OFC) – Highest conductivity and corrosion resistance.
• C110 (Electrolytic Tough Pitch Copper – ETP) – Excellent electrical and thermal performance.
• C18150 (Chromium Copper) – High-strength Copper alloy used in power applications.
• C14500 (Tellurium Copper) – Enhanced machinability for precise threading.
• C12000 (Phosphor Deoxidized Copper) – Improved resistance to oxidation and corrosion.

Q6: What sizes are available for Copper Studs and Threaded Copper Studs?
A: We offer customized Copper Studs in various dimensions:

• Diameter: M4 to M42 (Metric) / ¼” to 2″ (Imperial)
• Length: 10 mm to 500 mm (Custom sizes available)
• Thread Pitch: Standard metric (M6, M8, M10, M12) and UNC/UNF options

Q7: What thread types are available for Threaded Copper Studs?
A: We manufacture Copper Studs with the following thread options:

• Metric Threads (M6, M8, M10, M12, M16, etc.) – Common for global applications.
• UNC (Unified Coarse Thread) and UNF (Unified Fine Thread) – Used in North America.
• BSW (British Standard Whitworth) – Traditional thread standard.
• NPT (National Pipe Thread) – Used for fluid and gas sealing applications.
• Custom Threading – Available as per customer specifications.

Q8: What finishes and coatings are available for Copper Studs?
A: To enhance durability and performance, we offer:

• Nickel Plating – Improves corrosion resistance.
• Tin Plating – Reduces oxidation, common in transformer applications.
• Silver Plating – Enhances conductivity for high-voltage applications.
• Passivated Copper – Protects against environmental degradation.
• Plain Copper Finish – Retains natural Copper conductivity.

Q9: What are the typical applications of Copper Studs?
A: Copper Studs are widely used in:

• Transformers – Primary and secondary electrical connections.
• Power Distribution Panels – High-conductivity fastening solutions.
• Busbars and Switchgear – Secure connections in electrical circuits.
• Industrial Machinery – Used in grounding and conductive components.
• Renewable Energy Systems – Essential in solar and wind power infrastructure.

Q10: How are Copper Studs manufactured?
A: Our Copper Studs are manufactured using precision methods:

• CNC Machining – Ensures high-accuracy threading and dimensional consistency.
• Cold Forging – Provides high-strength mechanical properties.
• Hot Forging – Used for heavy-duty applications requiring superior durability.
• Rolling and Thread Cutting – Produces precise threads for seamless fastening.

Q11: How are Copper Studs tested for quality?
A: We ensure the highest quality through:

• Dimensional Accuracy Inspection – Using precision measuring instruments.
• Thread Integrity Testing – Ensures smooth assembly and torque strength.
• Electrical Conductivity Testing – Confirms high performance in electrical applications.
• Plating Thickness Verification – Ensures proper coating adherence.
• Mechanical Strength Testing – Evaluates durability under stress conditions.

Q12: Are Copper Studs RoHS and REACH compliant?
A: Yes, our Copper Studs and Threaded Copper Studs comply with RoHS and REACH regulations, ensuring they are free from hazardous substances.

Q13: Can you manufacture custom Copper Studs and Threaded Copper Studs?
A: Yes, we specialize in custom Copper Studs, tailored to specific thread sizes, lengths, plating options, and transformer applications.

Q14: What is the minimum order quantity (MOQ) for Copper Studs?
A: The MOQ depends on size and customization, and we cater to both small prototype batches and large-scale production.

Q15: Do you provide bulk orders and international shipping?
A: Yes, we supply bulk orders worldwide, offering secure packaging and efficient logistics for timely delivery.

Q16: Can I request a sample before placing a bulk order?
A: Yes, we provide samples for evaluation to ensure the design and quality meet your transformer specifications before full-scale production.

Q17: How can I request a quote for Copper Studs and Threaded Copper Studs?
A: You can request a custom quote by providing:

• Material specification (Copper grade required)
• Thread type and size
• Length and diameter
• Plating or finish preference
• Quantity required
• Technical drawings or CAD files (if available)

Q18: Why choose your company for Copper Studs and Threaded Copper Studs?
A: We are a leading manufacturer offering:

• High-quality Copper materials and precision machining.
• Custom design and prototyping services.
• Advanced CNC and forging capabilities.
• ISO-certified quality control and compliance.
• Competitive pricing and fast global shipping.