JIANGSU CHINA STEEL UNION INDUSTRIAL CO.,LTD.
| Payment Terms | T/T, L/C, Western Union, MoneyGram |
| Supply Ability | 1metric tons per month |
| Delivery Time | 5-7Days |
| Packaging Details | Steel strip + kraft paper + fumigated wooden box export exquisite packaging |
| Production Name | Copper Round Pipe |
| Weight | Varies depending on size and thickness |
| Mold | Hollow Round Section |
| Alloy Or Non | Is Alloy |
| Length | Customizable |
| Trade Terms | FOB,EXW,CIF,CRF |
| Application | Piping Installation |
| Size | Various sizes available |
| Type | Capillary Tube |
| Lead Time | 7-10days |
| Maq | 1 TON |
| Surface Finish | Polished |
| Color | Copper Nature |
| Keyword | Air Conditioner Tube |
| Thickness | Customizable |
| Brand Name | CHINA STEEL UNION |
| Model Number | 0.1mm-300mm |
| Certification | ISO9001,SGS, ASTM, ASME |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T, L/C, Western Union, MoneyGram | Supply Ability | 1metric tons per month |
| Delivery Time | 5-7Days | Packaging Details | Steel strip + kraft paper + fumigated wooden box export exquisite packaging |
| Production Name | Copper Round Pipe | Weight | Varies depending on size and thickness |
| Mold | Hollow Round Section | Alloy Or Non | Is Alloy |
| Length | Customizable | Trade Terms | FOB,EXW,CIF,CRF |
| Application | Piping Installation | Size | Various sizes available |
| Type | Capillary Tube | Lead Time | 7-10days |
| Maq | 1 TON | Surface Finish | Polished |
| Color | Copper Nature | Keyword | Air Conditioner Tube |
| Thickness | Customizable | Brand Name | CHINA STEEL UNION |
| Model Number | 0.1mm-300mm | Certification | ISO9001,SGS, ASTM, ASME |
| Place of Origin | China | ||
| High Light | 108mm Copper Pipe Type L ，Type L Copper Pipe 15mm ，Custom Type L Copper Tubing | ||
Type-L Copper Round Pipe 15mm-108mm, EN1057 Standard, High Thermal Conductivity
JIANGSU CHINA STEEL UNION INDUSTRIAL CO., LTD delivers premium Type-L seamless copper round pipes, compliant with EN1057 standards, designed for high-pressure and high-thermal-conductivity applications. Available in diameters from 15mm (≈0.59") to 108mm (≈4.25"), these pipes are engineered for precision, durability, and superior performance in heating, cooling, and industrial systems. Manufactured from phosphorus-deoxidized copper (Cu-DHP), they excel in environments demanding resistance to corrosion, scaling, and extreme temperatures.
| Parameter | Details |
|---|---|
| Material | Cu-DHP (Copper ≥99.9%, Phosphorus 0.015–0.04%, Oxygen ≤0.001%) |
| Standards | EN1057, ASTM B88, BS EN 12735, ISO 1337 |
| OD Range | 15mm (≈0.59") – 108mm (≈4.25") |
| Wall Thickness | 1.0mm – 6.0mm (Type-L standard, customizable) |
| Temper | Half-Hard (H55) or Hard (H80) |
| Certifications | ISO 9001, CE, PED 2014/68/EU, TUV, RoHS |
| Thermal Conductivity | 401 W/m·K (at 20°C) |
| Applications | Hydronic heating, solar thermal systems, medical gas lines, industrial chillers |
① EN1057 Compliance
Our Type-L pipes meet stringent European norms, ensuring seamless integration into EU and global projects requiring EN standards.
② Precision Engineering
Advanced cold-drawn processes guarantee uniform wall thickness and smooth surfaces, minimizing friction loss in fluid transport.
③ Rapid Customization
Tailor-made solutions for OD, length (up to 12m), and temper to suit niche applications like radiant floor heating or compressed air systems.
④ Global Logistics
Strategic warehousing in Rotterdam, Dubai, and Singapore ensures fast delivery to Europe, the Middle East, and Asia-Pacific markets.
⑤ Technical Support
Dedicated engineering teams assist with system design, pressure calculations, and corrosion-prevention strategies.
Why Partner with Us?
As a leading EN1057 copper pipe manufacturer, JIANGSU CHINA STEEL UNION INDUSTRIAL CO., LTD combines cutting-edge technology with 15+ years of export expertise. Our Type-L pipes are trusted by contractors and OEMs worldwide for their zero-defect performance and lifecycle cost savings.
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
Company Details
Business Type:
Manufacturer,Seller
Year Established:
2010
Total Annual:
20000000-50000000
Employee Number:
30~60
Ecer Certification：
Verified Supplier
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 su... 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 su...
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