As a leading manufacturer of copper threaded studs in India, we specialize in producing high-quality fasteners for critical applications. Our state-of-the-art manufacturing facility in Mumbai combines traditional expertise with modern technology to deliver precision-engineered copper studs that meet global quality standards. Conex Screws is a leading manufacturer and supplier of high-quality Copper studs and threaded studs, Stud Bolts, Copper Threaded rods (half threaded and full threaded) based in India. With a commitment to precision, durability, and customer satisfaction, we specialize in crafting a wide range of threaded studs for various industrial applications, particularly transformer bushing assemblies. Our products are tailored to meet the rigorous demands of modern engineering and manufacturing standards.
Copper Studs Copper threaded rods Material Specifications
| Copper Grade | Properties | Typical Applications |
|---|---|---|
| C11000 (ETP) | High conductivity, excellent formability | Standard electrical applications, transformer bushings |
| C10200 (OF) | Oxygen-free, superior conductivity | High-voltage applications, critical electrical connections |
| C12200 (DHP) | Enhanced machinability, good conductivity | General purpose, mechanical applications |
| C17200 | High strength, good conductivity | High-stress applications, spring-loaded connections |
Manufacturing Processes
Roll Threading
- Cold rolling process for superior thread profile
- Enhanced thread strength
- Improved surface finish
- Better fatigue resistance
- Continuous grain flow
- Size range: M6 to M48
Cut Threading
- Precision-cut threads for special requirements
- Custom thread profiles possible
- Ideal for low-volume specialized orders
- Sharp thread peaks when required
- Size range: M3 to M100
Thread Specifications For Copper Studs Copper Threaded Rods
Metric Threads
- Standard Sizes: M3 to M100
- Coarse Series (M)
- Fine Series (MF)
- Extra Fine Series
- Custom Pitches Available
Imperial Threads
| Thread Type | Size Range | Common Applications |
|---|---|---|
| UNC (Coarse) | #4 – 2″ | General purpose connections |
| UNF (Fine) | #4 – 1-1/2″ | Precision applications |
| UNEF (Extra Fine) | #8 – 1″ | Thin-wall applications |
| UNS (Special) | Custom | Specific requirements |
Product Types
By Threading Configuration
- Fully Threaded Studs
- Half Threaded Studs
- Double-End Studs
- Step-Down Studs
- Custom Thread Combinations
By End Configuration
- Standard Cut End
- Chamfered End
- Rounded End
- Custom End Designs
Applications
Transformer Industry
- Bushing assemblies
- Terminal connections
- Core clamping
- Current carrying applications
Electrical Equipment
- Switchgear assemblies
- Circuit breaker components
- Bus bar connections
- Power distribution equipment
Other Industries
- Marine electrical systems
- Railway electrification
- Power generation equipment
- Industrial machinery
Quality Assurance
Testing Facilities For Copper half threaded studs, Copper full threaded studs, Copper threaded Rods
- Metallurgical testing laboratory
- Dimensional inspection
- Thread gauge verification
- Conductivity testing
- Tensile strength testing
- Hardness testing
Certifications
- ISO 9001:2015
- ISO 14001:2015
- REACH Compliant
- RoHS Certified
Industries We Serve
| Industry | Applications | Special Requirements |
|---|---|---|
| Power Generation | Transformer bushings, switchgear | High conductivity, thermal stability |
| Railway | Electrical connections, power systems | Vibration resistance, durability |
| Marine | Electrical systems, power distribution | Corrosion resistance, reliability |
| Industrial Manufacturing | Machine components, electrical systems | Precision threading, strength |
Value-Added Services
- Custom design support
- Material selection consultation
- Prototype development
- Special packaging solutions
- Express manufacturing service
- Installation guidance
- Technical documentation
