Seamless Copper Round Pipe 1/2"-4" OD Corrosion Resistant For HVAC / Plumbing

Copper Round Pipe 1/2"-4" OD, ASTM B42 Seamless, HVAC/Plumbing, Corrosion-Resistant

JIANGSU CHINA STEEL UNION INDUSTRIAL CO., LTD specializes in manufacturing high-quality ​ASTM B42 seamless copper round pipes with outer diameters ranging from ​1/2" to 4". Designed for HVAC, plumbing, and industrial applications, these pipes combine superior thermal conductivity, corrosion resistance, and durability. Crafted from premium copper alloy, they are ideal for demanding environments requiring leak-free performance and long-term reliability.

​2. Technical Specifications

​3. Why Choose Our Copper Pipes?

① Premium Quality Control
Our pipes undergo rigorous testing for dimensional accuracy, pressure tolerance, and corrosion resistance, ensuring compliance with global standards.

② Competitive Pricing
By optimizing production and logistics, we offer cost-effective solutions without compromising quality.

③ Customization
Tailor-made sizes, tempers, and packaging to meet project-specific requirements.

④ Fast Global Delivery
As a leading exporter, we guarantee timely shipments via air or sea freight, supported by 24/7 customer service.

⑤ Sustainability
100% recyclable material aligns with eco-friendly HVAC and plumbing trends.

​4. Key Applications

• ​HVAC Systems: Efficient refrigerant transport in commercial and residential cooling units.
• ​Plumbing Networks: Durable piping for potable water, heating, and gas supply.
• ​Industrial Use: Heat exchangers, hydraulic systems, and chemical processing equipment.
• ​Renewable Energy: Solar thermal installations and geothermal heating/cooling loops.

FAQ
1. Who are we?
Our headquarters is located in Jiangsu, China. Since 2010, we have sold to the domestic market (30.00%), North America (10.00%), South America (10.00%), Southeast Asia (10.00%), South Asia (10.00%), and Africa (5.00%) , Middle East (5.00%), Central America (5.00%), Northern Europe (5.00%), Oceania (3.00%), Western Europe (3.00%), Southern Europe (2.00%), Eastern Europe (00.00%), East Asia (00.00%) . There are approximately 11-50 people in our office in total.

2. How do we ensure quality?
There are always pre-production samples before mass production;
Always conduct final inspection before shipment;

3. What can you buy from us?
Copper Alloy Sheet,Copper Round Rod, stainless steel pipe, stainless steel coil, stainless steel strip, wear-resistant plate, galvanized steel plate

4. Why should you buy from us instead of other suppliers?
The company introduces advanced technology and equipment, and its products are exported to Western countries such as the United Kingdom and the United States. It has strong technical force and experienced technical and management personnel.

5. What services can we provide?
Accepted delivery terms: FOB, CFR, CIF, EXW;
Accepted payment currencies: USD;
Accepted payment methods: T/T, L/C, cash;
Languages spoken: English, Chinese

JIANGSU CHINA STEEL UNION INDUSTRIAL CO.,LTD.

Specializing in premium stainless steel products (sheets, pipes, high-pressure tubes, bars), aluminum/steel coils, galvanized steel, and copper alloys. Equipped with advanced cold-rolling mills, CNC machining centers, and plasma cutting systems, we supply precision-engineered materials worldwide. Partnered with automotive giants in Germany, construction firms in the Middle East, and energy projects in Asia-Pacific. Committed to sustainable innovation, we offer OEM customization and JIT delivery. Let’s build resilient supply chains for aerospace, marine, and industrial applications