China Welded Steel Tube manufacturer
Jiangsu Hongbao Group Co., Ltd.
Jiangsu Hongbao Group Co., Ltd. Manufacture since 1958
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SPCD Bundy Pipe Single Wall Double Wall Copper Coated

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Jiangsu Hongbao Group Co., Ltd.

Province/State:jiangsu

Country/Region:china

Tel:86-512-58715276

Contact Person:
Ms.Angela
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SPCD Bundy Pipe Single Wall Double Wall Copper Coated

Brand Name Hongbao
Model Number BHG1
Certification ISO
Place of Origin Jiangsu, China
Minimum Order Quantity 5MT
Price Negotiable
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
Detailed Product Description

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 mm44.24.7666.357.889.52
W T0.5-1.0mm (0.5-0.7mm common WT)
Tolerance±0.05mm
Length180Kg/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

CoatingThicknessSalt spray test duration
Copper/White Zinc/Colour-Zinc8μm72h
PVF8μm+20μm1000-2000h
Military Green Zinc8μm180h
GALFAN8μm+20μm1000-2000h
Nylon8μm+40μm180h

 

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.

 

Product Tags: SPCD bundy pipe   0.45mm bundy pipe   SPCD bundy tube  
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