Jiangsu Hongbao Group Co., Ltd.
| Payment Terms | T/T, L/C, Western Union, D/A, D/P |
| Supply Ability | 30000MT per year |
| Delivery Time | 15 working days |
| Packaging Details | Seaworthy Coil Bundle Packing |
| Material: | SPCC, SPCD-SD, SPCD, SPCE |
| Thickness: | 0.45-1.5mm |
| Size: | 4*0.5, 4.2*0.5, 4.76*0.65 |
| Shape: | Coil |
| Brand Name | Hongbao |
| Model Number | BHG1 |
| Certification | ISO |
| Place of Origin | Jiangsu, China |
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Product Specification
| Payment Terms | T/T, L/C, Western Union, D/A, D/P | Supply Ability | 30000MT per year |
| Delivery Time | 15 working days | Packaging Details | Seaworthy Coil Bundle Packing |
| Material: | SPCC, SPCD-SD, SPCD, SPCE | Thickness: | 0.45-1.5mm |
| Size: | 4*0.5, 4.2*0.5, 4.76*0.65 | Shape: | Coil |
| Brand Name | Hongbao | Model Number | BHG1 |
| Certification | ISO | Place of Origin | Jiangsu, China |
| High Light | SPCD bundy pipe ，0.45mm bundy pipe ，SPCD bundy tube | ||
Single Wall Double Wall Copper Coated Steel Tube Bundy Tube Single Wall Steel Tube
Description:
Bundy tube, sometimes called Bundy pipe, is type of double-walled low-carbon steel tube manufactured by rolling a copper-coated steel strip through 720°F and resistance brazing the overlapped seam in a process called Bundywelding. It may be zinc coated for corrosion protection. It is primarily used in automotive hydraulic brake lines in cars. We can supply any type and diameter of Bundy Tube your requirement calls for.
2. Steel Grade
BHG1, SPCC, SPCD, SPCEN, ST14, ST15, ST16, DC04, DC05, DC06
3. Heat Treatment
BK or NBK
4. Specification
| OD mm | 4 | 4.2 | 4.76 | 6 | 6.35 | 7.8 | 8 | 9.52 |
| W T | 0.5-1.0mm (0.5-0.7mm common WT) | |||||||
| Tolerance | ±0.05mm | |||||||
| Length | 180Kg/coil; 700-1000m/coil; per customer’s request | |||||||
5. Production Process
Tube welding– Cold drawing (reduce diameter)– Annealing in Protected Atmosphere— Cleaning-- Leakage detection– Zinc/Copper Plating– Keep pressure (Airtightness) – Packing
6. Surface Treatment
| Coating | Thickness | Salt spray test duration |
| Copper/White Zinc/Colour-Zinc | 8μm | 72h |
| PVF | 8μm+20μm | 1000-2000h |
| Military Green Zinc | 8μm | 180h |
| GALFAN | 8μm+20μm | 1000-2000h |
| Nylon | 8μm+40μm | 180h |
7. Packing: In coil, in wooden box with seaworthy packing
8. Application
Fluid carrying system for automobiles
Fluid carrying system for refrigerators
Wire condenser for chillers, showcase
Vending machine, ice machine etc.
Company Details
Business Type:
Manufacturer
Year Established:
1958
Total Annual:
60000000-80000000
Employee Number:
700~1000
Ecer Certification：
Verified Supplier
Jiangsu Hongbao Group (Pipe) Co., Ltd. (Zhangjiagang Hongda Pipe Co., Ltd.) is a high-tech company in Jiangsu province. The company has a registered capital of RMB 89 million, covers an area of 130,000 square meters, employs 600 staff, and has annual sales of RMB 400 million. The company is speciali... Jiangsu Hongbao Group (Pipe) Co., Ltd. (Zhangjiagang Hongda Pipe Co., Ltd.) is a high-tech company in Jiangsu province. The company has a registered capital of RMB 89 million, covers an area of 130,000 square meters, employs 600 staff, and has annual sales of RMB 400 million. The company is speciali...
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