- Auto Clutch[2]
- Brake System[10]
- Fuel Systems[10]
- Other Auto Engine Parts[2]
- Air Conditioning System[2]
- Other Auto Parts[2]
- Steering System[1]
- Tube Assembly[5]
- Other Vehicle Equipment[9]
- Heat Exchanger[1]
- Refrigeration & Heat Exchange Parts[4]
- Hydraulic Parts[1]
- Pipe Fittings[7]
- Copper Pipes[1]
- Steel Pipes[2]
- Rubber Hoses[3]
- Truck Brake[1]
- Contact Person : Ms. Li Rebecca
- Company Name : Qingdao Bundy Machinery Parts Co., Ltd.
- Tel : 86-532-85676979
- Fax : 86-532-85656319
- Address : Shandong,Qingdao,Room 1101, Building 4, No. 123 A, Zhangzhou Er Road, Qingdao, China
- Country/Region : China
- Zip : 266071
heat exchange bundy tube
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The low carbon steel brake tube is supplied in single wall and double wall(Bundy Pipe). The products conform to ASTM A-254-91, A-512-91A and ASTM A214 and A513 in material and quality. Commonly sizes we supply to the client include 4.76mm×0.7 mm,6.35 mm×0.7 mm and 8 mm×0.7 mm.
Plating:Yellow Zinc,White Zinc,Copper and PE. Package:in coils/cut-to-length Application:Hydraulic brake line tubing, brake tubing, brake pipes, fuel lines, transmission oil cooler lines, air conditioning tube, power steering, condenser, compressor, evaporator etc.
Test Item | Technical Standard | Test Result |
Outer Dia | Φ4.76±0.1mm + PVF | Φ4.79mm |
Mechanical Property | Tensile Strength≥290Mpa | 296Mpa |
Yield Strength≥180Mpa | 190Mpa | |
Elongation≥20% | 30% | |
Wall Thickness | 0.70±0.1mm | 0.71mm |
Flaring Test | Flaring≥25% | 30% |
Bending Test | Bend 180°in a Radius Three Times of the Pipe Diameter | No Crafk or Peeling After Flaring |
Flattening Test | No Crack After Flattening | No Crack |
Pressure Test | No Leakage when Charged with 34.3Mpa Nitrogen Gas for 1min | No Leakage |
Plating Thickness | >15μm | 22μm |
Salt Spray Test | >2500 hours | 3000 hours |
heat exchange bundy tube
