· Welded steel pipe / bundy tube / bundy pipe
· Diameter: 3/16’, 6mm, 1/4’, 5/16’, 3/8 etc.
· Wall thickness: 0.7±0.05mm
· Surface treatment: White Zinc, Copper, Yellow Zinc, Olive Green,PVF etc.
· Type: Single wall and double wall
· Application: Single wall used for refrigeration; double wall usedfor automobile brake system
Steelpipe, alsocalled seamless welded pipe, is divided into singlewall steel pipe and double wall steel pipe, welded by steel plate.Single wall steel tubes aremostly used in refrigeration systems;Double wall steel tubes aremostly used in automobile brake system.
Steel pipe surface treatment:surface plating copper, white zinc, colored zinc, PVF and so on, long time rustproof
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 PVE. 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
OEM is available
| O.D(mm) | Thickness(mm) | Min Burst Pressure(Mpa) | Elongation | inside clearness(g/ m3) | O.B(Mpa) | O.S(Mpa) |
| 4.00 | 0.51 | | ≥25 | ≤0.16 | ≥290 | ≥180 |
| 4.76 | 0.70 | 110 | ≥25 | ≤0.16 | ≥290 | ≥180 |
| 6.00 | 0.70 | 85 | ≥25 | ≤0.16 | ≥290 | ≥180 |
| 6.35 | 0.70 | 78 | ≥25 | ≤0.16 | ≥290 | ≥180 |
| 8.00 | 0.70 | 67.5 | ≥25 | ≤0.16 | ≥290 | ≥180 |
| 10.00 | 0.70 | 55 | ≥25 | ≤0.16 | ≥290 | ≥180 |
| 12.00 | 0.70 | 32 | ≥25 | ≤0.16 | ≥290 | ≥180 |
Clients Reviews