Xi'an Dongmeng Group Co., Ltd. is one of the most reliable manufacturers and suppliers of 4x8 Copper Sheet for Sale | ASTM B152 Copper Plate Supplier | C10100 C11000 Copper Sheets Manufacturer in China, also supports customized service. With abundant experience, we warmly welcome you to wholesale cheap products in stock here and get free sample from our factory. For price consultation, contact us.
4x8 Copper Sheet (1220×2440mm) – High Purity Red Copper Plate for Industrial & Construction Use
Looking for 4x8 copper sheet for sale, 4×8 copper plate, 4'×8' copper metal sheet, or 4 x 8 copper flat sheet C11000 / C10200? We supply high-purity electrolytic tough-pitch copper (ETP Copper C11000) and oxygen-free copper (OFHC Copper C10200) in standard 4×8 ft sheets and customized dimensions. Our factory provides architectural grade copper sheets, roofing copper panels, industrial copper plates, and decorative copper sheets, manufactured strictly according to ASTM B152, ASTM B370, JIS H3100, and EN 1652 standards.
Keywords: 4x8 copper sheet, copper metal sheet 4×8, C11000 copper plate, C10200 OFHC copper sheet, 4'×8' copper panel, ASTM B152 copper sheet supplier.
high quality
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Premium 4x8 Copper Sheet Manufacturer & Supplier
The 4x8 copper sheet (1220×2440mm) is one of the most widely used standard copper plate sizes in global markets. It is produced from high-purity copper grades such as C10100, C10200, C10300, and C11000, ensuring excellent electrical conductivity, thermal performance, and corrosion resistance.
Our copper sheets are manufactured under international standards such as ASTM B152, JIS H3100, and GB/T 2040, making them suitable for demanding industrial and engineering applications.
👉 Whether you are a distributor, contractor, or OEM manufacturer, our copper sheets offer stable quality and competitive factory pricing.
Product Specifications
| Item | Specification | Metric | Imperial |
|---|---|---|---|
| Standard Sheet Size | Nominal Dimensions | 1220 × 2440 mm | 4 × 8 ft |
| Tolerance | ±1.0 mm | ±0.04 in | |
| Thickness Options | 0.3–20 mm | 0.012–0.787 in | Custom available |
| Common Thickness | Roofing/Decoration | 0.5 / 0.6 / 0.8 / 1.0 mm | 0.020 / 0.024 / 0.032 / 0.040 in |
| Industrial | 2 / 3 / 5 / 8 / 10 mm | 0.079 / 0.118 / 0.197 / 0.315 / 0.394 in | |
| Copper Grades | C11000 ETP Copper | ≥99.90% Cu | ASTM B152 |
| C10200 OFHC Copper | ≥99.95% Cu | ASTM B152 | |
| Hardness/Temper | Soft | Annealed (O) | |
| Half Hard | H02/H04 | ||
| Hard | H06/H08 | ||
| Surface Options | Mill Finish, Polished, Brushed, Mirror, Antique Patina | - | - |
| Standards | ASTM B152, ASTM B370, JIS H3100, EN 1652 | - | - |
| Density | 8.93 g/cm³ | - | - |
| Conductivity | 97–101% IACS | - | - |
Chemical Composition (Typical Values)
| Grade | Cu (%) | O (%) | Others (%) |
|---|---|---|---|
| C11000 (ETP Copper) | 99.90 min | ≤0.040 | ≤0.06 |
| C10200 (OFHC Copper) | 99.95 min | ≤0.001 | ≤0.04 |
Mechanical Properties
| Property | C11000 | C10200 | Test Standard |
|---|---|---|---|
| Tensile Strength | 220–350 MPa | 200–320 MPa | ASTM B152 |
| Yield Strength | 60–280 MPa | 50–260 MPa | ASTM |
| Elongation | ≥30% | ≥35% | ASTM |
| Hardness | 45–95 HV | 40–90 HV |
Features & Advantages
✔ High electrical & thermal conductivity (ideal for electronics)
✔ Superior corrosion resistance for roofing & cladding
✔ Excellent formability for artwork, stamping, fabrication
✔ Architectural-grade surface quality
✔ Long service life & natural patina aging
✔ Available in full plates or custom-cut sizes
Applications
Building & Architecture: roofing, wall panels, façade, decorative cladding
Electrical Engineering: busbars, conductors, grounding products
Industrial Manufacturing: heat exchangers, gaskets, washers
Arts & Crafts: engraving, sculpture, custom metalwork
Kitchen / Furniture: tabletops, countertops, interior design
DIY Projects: hobby sheets, craft panels
Inspection & Quality Assurance
We strictly implement a full quality management system for copper sheets:
📌 Raw Material Test: Cu purity analysis, conductivity test
📌 Thickness & Flatness Inspection: digital micrometer + laser scanner
📌 Mechanical Properties Test: tensile, yield, elongation
📌 Surface Inspection: scratch, defects, color uniformity
📌 Third-Party Testing Available: SGS, BV, TUV upon request
📌 Full Mill Test Certificate (MTC EN10204 3.1) provided for every shipment
FAQ
1.What is the difference between C11000 and C10200 for 4×8 copper sheets?
C11000 has high conductivity with slight oxygen content; C10200 is oxygen-free with superior conductivity for electronics.
2.Do you support customized thickness or cutting sizes?
Yes, we offer laser cutting, shearing, bending, and CNC processing.
3.What is the usual tolerance on thickness and flatness?
Standard tolerance is ±0.05–0.10 mm depending on thickness, strictly per ASTM B152.
4.Can you supply polished or antique patina copper?
Yes, finish options include brushed, mirror, patina green/blue, and custom textures.
5.What packaging do you use for export shipping?
Fumigation-free wooden pallets + film + moisture protection.
6.How can I confirm the grade purity?
Each order includes a chemical composition test report and MTC.
7.Do you support small trial orders?
Yes, sample sheets or MOQ 1–5 pcs are available for testing.
8.How long is the production lead time?
Common sizes: 3–5 days; custom processing: 7–12 days.
9.Which countries do you export to?
North America, Europe, Middle East, Southeast Asia, and South America.
10.Can you provide SGS or third-party inspection before shipment?
Yes, SGS/BV/TUV inspection can be arranged at buyer's request.
Our Commitment to Quality
At the heart of our success lies our unwavering commitment to quality. We source only the finest raw materials and employ rigorous quality control measures throughout our manufacturing processes.
Our Comprehensive Range of Copper Sheet Products
We offer a diverse range of copper sheet products to cater to the specific needs of our customers. Our product portfolio includes:
Cold Rolled Copper Sheets: These versatile sheets are ideal for a wide range of applications, including roofing, electrical components, and heat exchangers.
Annealed Copper Sheets: Softened through heat treatment, annealed copper sheets are suitable for applications requiring formability and ductility, such as stamping and deep drawing.
Electrolytic Copper Sheets: With their high purity and exceptional electrical conductivity, electrolytic copper sheets are widely used in electronic components and printed circuit boards.
Custom Copper Sheets: We also offer custom copper sheets tailored to meet your specific requirements, including dimensions, thickness, and temper.
Our Expertise in Copper Sheet Applications
Our expertise extends beyond manufacturing to providing comprehensive application support. Our team of knowledgeable experts is readily available to assist you in selecting the right copper sheet for your project, offering guidance on technical specifications, fabrication techniques, and performance considerations.
Our Commitment to Sustainability
We are committed to sustainable practices throughout our operations. We minimize waste, optimize energy consumption, and utilize environmentally friendly materials whenever possible. We are proud to be a recognized leader in sustainable copper sheet manufacturing.
Specific Model Designations For Copper Sheets
Cold Rolled Copper Sheets
Hot Rolled Copper Sheets
Electrolytic Copper Sheets
O (Annealed)
H (Half Hard)
R (Fully Hard)
Roofing Copper Sheets
Electrical Copper Sheets
Heat Exchanger Copper Sheets
Etched Copper Sheets
high conductivity copper
ETP copper
product advantages
Excellent Electrical Conductivity
Copper is one of the most electrically conductive metals, making copper sheet an ideal choice for electrical applications. Its high conductivity ensures efficient transfer of electrical currents, minimizing energy losses and maximizing performance in components like wires, cables, and circuit boards.
High Thermal Conductivity
Copper also exhibits exceptional thermal conductivity, allowing it to efficiently transfer heat. This property makes copper sheet well-suited for heat exchangers, heat sinks, and other applications where heat dissipation is crucial.
Ductility and Formability
Copper sheet is highly ductile and malleable, meaning it can be easily shaped and formed into various configurations without cracking or breaking. This property makes it versatile for manufacturing a wide range of products, from intricate electronic components to decorative architectural elements.
Corrosion Resistance
Copper naturally forms a protective oxide layer that resists corrosion, making it durable and long-lasting in various environments, including exposure to moisture, salt, and harsh chemicals. This corrosion resistance is particularly beneficial in outdoor applications and in environments with high humidity.
If you need 4×8 copper sheets, custom copper plates, or B2B wholesale pricing, please contact our sales team for a fast quote:
Whether you require standard copper sheets or custom solutions, we are here to serve you. Contact us today to discuss your copper sheet needs and experience the Xi'an Dongmeng Group Co., Ltd difference.
Get a Quote Now
We supply high-quality 4x8 copper sheets directly from factory with fast delivery and competitive pricing.
📦 Custom sizes available
🚀 Fast production & export
📄 Mill Test Certificate (MTC) provided
👉 Contact us for quotation within 24 hours.
Our address
Room 4107, Runfeng Building, Sanqiao New Street, Weiyang District, Xi'an City, Shaanxi Province
Phone Number
+86 15769214734
office@dongmjd.com
Why Choose Our 4x8 Copper Sheet?
✔ High Conductivity (Ideal for electrical applications)
✔ Excellent Corrosion Resistance (Long service life)
✔ Precision Cutting (Custom size available)
✔ Stable Mechanical Strength
✔ Export-Grade Packaging
✔ Factory Direct Price (No middleman)
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