Certified Company
ISO 9001:2005
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Leading Industry
In Mumbai
Certified Company
ISO 9001:2005Leading Industry
In MumbaiNitro Metals is one of the leading Copper Square Washers Stockists, Suppliers and Exporters in India, offering precision-engineered Copper Square Washers for electrical, industrial and engineering applications. As an ISO Certified Company, we are committed to supplying premium-quality Copper Square Washers that meet international quality standards and deliver outstanding durability, corrosion resistance and electrical conductivity.
Copper Square Washers are widely used in electrical grounding systems, switchgear assemblies, transformers, busbar connections, marine installations, heavy engineering equipment and industrial machinery. Manufactured from high-purity copper, these washers provide excellent conductivity, high corrosion resistance and superior mechanical strength, ensuring long-lasting performance even in demanding environments.
Nitro Metals maintains a comprehensive inventory of Copper Square Washers in standard and custom dimensions to meet the requirements of OEM manufacturers, EPC contractors, electrical utilities, renewable energy projects, infrastructure developments and industrial maintenance companies across India. Every washer is manufactured using precision machinery and undergoes strict quality inspection to ensure dimensional accuracy and consistent performance.
Nitro Metals is a trusted ISO Certified Stockist, Supplier and Exporter of industrial washers, gaskets, sealing products, earthing accessories, expansion joints, PTFE hose assemblies and precision-engineered industrial components. With extensive industry experience and advanced manufacturing capabilities, we have established ourselves as a reliable partner for industries requiring high-quality fastening and sealing solutions.
Our product range includes Copper Square Washers, Copper Flat Washers, Copper Round Washers, Aluminium Washers, Stainless Steel Washers, Bimetallic Washers, Earth Bosses, PTFE Hose Assemblies, Metallic Gaskets, Flexible Metal Hoses and customized industrial products manufactured according to customer drawings and technical specifications.
Copper Square Washers are flat square-shaped fastening components with a centrally located hole that are designed to distribute clamping loads, protect contact surfaces and improve fastening stability. Manufactured from high-purity copper, these washers are particularly suitable for applications requiring excellent electrical conductivity, corrosion resistance and reliable mechanical performance.
Unlike conventional round washers, Copper Square Washers provide a larger bearing surface, helping distribute the load more evenly over the mounting surface. This minimizes localized stress, prevents damage to softer materials and improves joint stability, especially in electrical and structural applications.
Copper Square Washers are commonly used in electrical earthing systems, transformer connections, switchgear assemblies, solar panel mounting structures, busbar installations, telecommunications equipment and heavy industrial machinery.
Copper Square Washers are widely preferred because they provide superior electrical conductivity and reliable mechanical support while evenly distributing clamping forces. Their larger contact area reduces surface damage, enhances joint stability and improves fastening performance in demanding industrial environments.
The excellent corrosion resistance of copper ensures long-term durability even in humid, marine and chemically aggressive conditions. These washers require minimal maintenance and maintain their performance throughout extended service life, making them a cost-effective solution for electrical and engineering applications.
Nitro Metals manufactures Copper Square Washers using premium-quality raw materials and advanced production processes to ensure precision, consistency and reliable performance in every application.
Nitro Metals has earned the trust of customers across India by consistently delivering premium-quality Copper Square Washers that meet international manufacturing standards. Our focus on quality, customer satisfaction and technical excellence has made us one of India's preferred suppliers of industrial washers and fastening components.
Industries choose Copper Square Washers because of their superior electrical conductivity, exceptional corrosion resistance, high strength and excellent load distribution capabilities. Their square profile provides greater surface coverage than conventional washers, making them ideal for electrical, structural and heavy-duty fastening applications.
Nitro Metals manufactures precision Copper Square Washers using modern production technology and rigorous quality control procedures to ensure consistent performance across diverse industrial applications.
Nitro Metals manufactures premium-quality Copper Square Washers using high-conductivity copper to provide excellent electrical performance, corrosion resistance and mechanical durability. Our Copper Square Washers are manufactured with precision tolerances to ensure uniform thickness, accurate dimensions and long service life. These washers are widely used in electrical installations, earthing systems, switchgear, transformers, busbars, solar power projects and industrial fastening applications throughout India.
| Specification | Details |
|---|---|
| Product Name | Copper Square Washers |
| Material | Electrolytic Tough Pitch (ETP) Copper |
| Material Grade | C11000 / C10100 / C10200 |
| Standards | ASTM B152, ASTM B187, DIN, IS, BS, EN |
| Shape | Square |
| Inner Diameter | M4 to M64 (Custom Sizes Available) |
| Outer Size | 10 mm to 200 mm |
| Thickness | 0.5 mm to 12 mm |
| Finish | Natural Copper / Bright Finish |
| Hardness | Annealed / Half Hard / Hard |
| Tolerance | As per International Standards |
| Manufacturing Process | CNC Machined / Stamped / Laser Cut |
| Application | Electrical, Industrial, Structural & Earthing |
| Country of Origin | India |
Nitro Metals manufactures Copper Square Washers using premium-quality copper grades selected for excellent conductivity, corrosion resistance and superior durability.
| Element | Composition (%) |
|---|---|
| Copper (Cu + Ag) | 99.90 Minimum |
| Oxygen (O) | 0.02 – 0.05 |
| Iron (Fe) | 0.005 Maximum |
| Lead (Pb) | 0.005 Maximum |
| Nickel (Ni) | 0.005 Maximum |
| Phosphorus (P) | 0.005 Maximum |
| Other Elements | 0.03 Maximum |
| Property | Typical Value |
|---|---|
| Tensile Strength | 220 – 250 MPa |
| Yield Strength | 70 – 200 MPa |
| Elongation | 30 – 45% |
| Hardness | 45 – 90 HB |
| Density | 8.94 g/cm³ |
| Melting Point | 1083°C |
| Electrical Conductivity | Approximately 100% IACS |
| Thermal Conductivity | Approximately 391 W/m·K |
| Corrosion Resistance | Excellent |
Nitro Metals stocks Copper Square Washers in numerous standard and customized dimensions suitable for industrial and electrical fastening applications.
Nitro Metals manufactures Copper Square Washers using high-quality copper sheets through precision stamping, CNC machining, laser cutting and finishing processes. Each washer is deburred, dimensionally inspected and quality tested to ensure excellent fit, smooth edges and reliable performance. Customized washers are manufactured according to customer drawings, international standards and project-specific requirements.
| Feature | Copper Square Washers | Copper Round Washers |
|---|---|---|
| Shape | Square | Round |
| Load Distribution | Excellent | Very Good |
| Surface Coverage | Larger | Moderate |
| Electrical Conductivity | Excellent | Excellent |
| Structural Support | Higher | Standard |
| Typical Applications | Busbars, Earthing, Structural Fastening | General Fastening & Electrical Connections |
Nitro Metals supplies premium-quality Copper Square Washers for a wide range of industrial, electrical and engineering applications throughout India. Manufactured from high-purity copper, these washers provide excellent electrical conductivity, superior corrosion resistance and reliable mechanical strength. Their larger square profile distributes the clamping load evenly, making them ideal for heavy-duty fastening and electrical connection applications.
Copper Square Washers are extensively used in electrical installations, earthing systems, switchgear, transformers, substations, solar power projects, marine equipment and industrial machinery. Their outstanding conductivity and oxidation resistance ensure long-term performance even in demanding environments.
As one of India's leading Copper Square Washers Stockists, Suppliers and Exporters, Nitro Metals supplies precision-engineered fastening solutions to various industrial sectors. Our products are manufactured according to international quality standards and are trusted for reliability, durability and consistent performance.
Nitro Metals supplies Copper Square Washers across India through a strong logistics and distribution network. We regularly deliver products to Mumbai, Navi Mumbai, Thane, Pune, Nashik, Nagpur, Ahmedabad, Surat, Vadodara, Rajkot, Delhi, Noida, Gurugram, Faridabad, Jaipur, Chandigarh, Lucknow, Kanpur, Indore, Bhopal, Hyderabad, Bengaluru, Chennai, Coimbatore, Kochi, Visakhapatnam, Bhubaneswar, Kolkata, Guwahati and many other industrial cities.
With extensive ready stock and efficient inventory management, we ensure fast dispatch for urgent industrial maintenance, OEM production schedules, government infrastructure projects and large-scale engineering contracts across India.
Nitro Metals has earned a strong reputation as a trusted Copper Square Washers Stockist, Supplier and Exporter by consistently delivering premium-quality products that meet national and international quality standards. As an ISO Certified Company, we are committed to precision manufacturing, stringent quality control and complete customer satisfaction.
Nitro Metals is an ISO Certified Stockist, Supplier and Exporter offering premium quality Earth Bosses, Shim Washers, Copper Products, Expansion Joints and Flexible Hose Assemblies across India.
Nitro Metals manufactures and supplies premium quality Ready Cut Shim Washers in various sizes, thicknesses and materials. Below are some of our manufactured products showcasing precision engineering, excellent surface finish and superior dimensional accuracy.
Copper Square Washers are square-shaped fastening components manufactured from high-purity copper. They are used to distribute clamping loads evenly while providing excellent electrical conductivity and corrosion resistance.
They provide superior electrical conductivity, excellent corrosion resistance, better load distribution, high mechanical strength, long service life and reliable fastening performance.
Nitro Metals manufactures Copper Square Washers using premium grades including C11000, C10100, C10200 and other high-conductivity copper materials according to customer requirements.
Copper Square Washers are widely used in earthing systems, busbars, switchgear, transformers, substations, solar power projects, electrical equipment, marine systems and industrial machinery.
Yes. Nitro Metals manufactures Copper Square Washers according to customer drawings, dimensions, thicknesses and technical specifications.
We supply Copper Square Washers in standard metric, imperial and custom dimensions for electrical and industrial applications.
Yes. Nitro Metals maintains ready stock of standard Copper Square Washers and also manufactures bulk quantities for OEMs, EPC contractors and infrastructure projects.
Yes. We supply Copper Square Washers across India with fast dispatch, dependable logistics and prompt customer support.
Yes. Nitro Metals exports premium-quality Copper Square Washers to customers worldwide while maintaining international quality standards.
Customers choose Nitro Metals because of our ISO Certified quality system, premium raw materials, precision manufacturing, customized production capability, ready stock availability, competitive pricing and reliable Pan India delivery.
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