Description
Product Overview
The 1/4″ x 2″ x 18″ C110 copper flat bar is engineered for precision and performance. Crafted from high‑grade C110 copper, the bar delivers superior electrical conductivity, thermal transfer, and corrosion resistance. Its round‑edge profile reduces stress concentrations, making it ideal for applications where both strength and smooth handling are required. Weighing just 2.84 pounds, the bar is lightweight yet robust, offering a perfect balance for fabricators, electricians, and hobbyists alike. The dimensions—18 inches in length, 2 inches in width, and a quarter‑inch thickness—provide a versatile footprint that fits a wide range of projects, from custom heat exchangers to intricate plumbing components. Each bar is sourced from reputable mills and undergoes rigorous quality checks to ensure consistent alloy composition and surface finish.
![[Product front view showing all components]](https://www.relvra.store/wp-content/uploads/2026/07/cdadc7ea405046259b1635c741e4cc3b.jpg)
Usage
Designed for both industrial and DIY environments, this copper flat bar excels in electrical wiring, grounding systems, and circuit board prototypes where reliable conductivity is paramount. Its corrosion‑resistant nature makes it a top choice for plumbing installations, water‑based heat exchangers, and marine applications where exposure to moisture is inevitable. The bar’s manageable size allows for easy cutting, bending, and machining using standard tools, enabling custom fabrication for HVAC components, decorative metalwork, and artistic installations. Whether you are building a custom transformer, assembling a high‑current bus bar, or creating a decorative copper sculpture, the round‑edge design ensures safe handling and a professional finish.
Why Choose Us
Online Metal Supply has built a reputation for delivering premium raw materials with unmatched customer service. Our copper bars are sourced from certified suppliers who adhere to ASTM standards, guaranteeing material purity and dimensional accuracy. Each bar is inspected for surface defects, dimensional tolerances, and alloy consistency before it leaves our warehouse. We provide detailed product data sheets, fast shipping, and a responsive support team ready to assist with technical questions, order tracking, and after‑sales service. Choosing us means you receive a product that meets rigorous industry standards, backed by a company that values reliability, transparency, and long‑term customer relationships.
Key Features
- High‑grade C110 copper ensures excellent electrical conductivity for demanding projects.
- Round‑edge design reduces stress points, enhancing safety during handling and installation.
- Lightweight yet strong, weighing only 2.84 lb, for easy transport and manipulation.
- Corrosion‑resistant surface suitable for plumbing, marine, and outdoor applications.
- Backed by dedicated customer support and a hassle‑free return policy.
FAQ
What is the difference between C110 copper and other copper grades?
C110 copper is a high‑conductivity alloy that offers superior electrical and thermal performance compared to standard copper grades, making it ideal for high‑current and heat‑transfer applications.
Can this bar be cut or shaped with standard tools?
Yes, the bar’s 0.25‑inch thickness allows it to be cut, drilled, and bent using common metalworking tools such as hacksaws, shears, and bench drills.
Is the round edge suitable for welding or brazing?
The smooth round edge provides a clean surface for welding or brazing, reducing the risk of cracks and ensuring a strong joint when proper techniques are applied.
What warranty does Online Metal Supply offer on this product?
We provide a one‑year limited warranty covering material defects and dimensional inconsistencies, along with full technical support throughout the warranty period.
How do I verify the authenticity of the copper bar?
Each bar includes a unique serial number and is accompanied by a material certification sheet that confirms its ASTM compliance and alloy composition.




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