| Size | M5 to M30 |
|---|---|
| Type | Bolt, Nut, Screw, Washer, Rivet, Threaded Rod, Studs, Coated, Nails, Custom Fasteners |
| Standard | Din, Iso, Jis, Gb, Is, Bs, Astm |
| Length | 200 mm |
| Material | Stainless Steel, Monel, Inconel, Incoloy, Hastelloy, Nickel, Silicon Bronze, Phosphor Bronze |
Copper Fasteners manufactured in India for electrical applications earthing systems marine and industrial assemblies
Sagar Steel Corporation is a trusted Copper Fasteners Manufacturer in India and specializes in the manufacture of high-quality fasteners to be used in an application that needs high electric conductivity, resilience to corrosion, and the ability to perform well under various mechanical conditions. Copper fasteners are commonly applied in electrical, power generation, marine, HVAC, renewable energy and general engineering applications in which conductivity, thermal performance and corrosion resistance are essential.
We use our B2B portal around the world to deliver the precision-made copper fasteners to national and international customers who want to have consistent quality, certified materials, and reliable delivery. The product line consists of copper bolts, nuts, screws, studs and washers of different sizes, thread forms as well as surface finishes to meet different industrial and commercial needs. All fasteners are subjected to stringent quality control, dimensional control and material test in order to adhere to the international standards and project requirements.
Copper Fasteners – Material & Grade Table
| Material | Grade / Alloy | UNS No. | Key Properties | Applicable Standards |
|---|---|---|---|---|
| Copper | ETP Copper | C11000 | High electrical conductivity, corrosion resistant | ASTM B152 / ASTM F468 |
| Copper | DHP Copper | C12200 | Excellent formability, good weldability | ASTM B152 |
| Copper | OFHC Copper | C10200 | High purity, superior conductivity | ASTM B170 |
| Copper | Tough Pitch Copper | C11000 | Good strength and ductility | ASTM B152 |
| Copper | Copper Alloy | — | Good corrosion resistance | ASTM Standards |
Copper Fasteners – Types, Sizes & Availability Table
| Fastener Type | Size Range | Thread Standard | Finish | Minimum Order Quantity | Available Cities |
|---|---|---|---|---|---|
| Bolts | M4 – M48 | Metric / UNC / UNF | Natural / Polished | 200 Pcs | Mumbai, Pune |
| Nuts | M4 – M48 | Metric / UNC / UNF | Natural | 200 Pcs | Chennai, Ahmedabad |
| Screws | M3 – M36 | Metric | Natural / Polished | 200 Pcs | Delhi, Hyderabad |
| Stud Bolts | M8 – M56 | Metric / UNC | Natural | 200 Pcs | Bangalore, Coimbatore |
| Washers | M4 – M48 | DIN / ISO | Natural | 200 Pcs | Surat, Kolkata |
- Outstanding thermal and electrical conductivity.
- High atmospheric and mild chemical corrosion resistance.
- Easy machinability and production.
- Applicable in electrical, marine and HVAC uses.
- High service and steady performance.
All these features make copper fasteners a strong contender in electrical and industrial fastening systems.
We offer not only copper fasteners but also Naval Brass Fasteners, Brass Fasteners and Inconel Fasteners so that our buyers can find a wide variety of materials to use in fastening marine, electrical and high temperature systems all with one trusted manufacturer.Type of Sub-products

Copper Hex Bolts Copper Hex Bolts
These bolts feature a hexagonal head and are made from high conductivity copper grades. Ideal for electrical panel assemblies, grounding systems, and marine fittings requiring corrosion resistance and conductivity.

Copper Washer Copper Washer
Copper Washers are precision-engineered sealing components made from high-quality copper, known for their excellent electrical and thermal conductivity. These washers are widely used in applications that demand strong sealing performance, vibration resistance, and resistance to corrosion especially in environments involving heat, moisture, or chemicals.
