Brake System Automotive Steel Pipe Welded 0.5-2mm Thickness ASTM Standard
TORICH SAEJ526PVF/ Copper Coating Single WallBundy Tube For Brake System
1. StandardSAEJ526 Welded low-carbon tubing
EN10305-6 Welded cold drawn tubes from hydraulic and pneumatic power systems
ASTM A254 Copper-brazed steel tubing
2. Steel GradeBHG1,SPCC,SPCD, SPCEN, ST14, ST15, ST16,DC04, DC05, DC06
3. Heat TreatmentBK or NBK
4. Production ProcessTube welding– Cold drawing (reduce diameter)– Annealing in Protected Atmosphere- Cleaning-- Leakage detection– Zinc/Copper Plating– Keep pressure (Airtightness) – Packing
5. Packing: In coil, in wooden box with seaworthy packing
6. Application:
1)Fluid carrying system for automobiles
2)Fluid carrying system for refrigerators
3) Wire condenser for chillers, showcase
4) Vending machine, ice machine etc.
7. Specification
| O D/ 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 | |||||||
8. Surface Treatment
| Coating | Thickness | Salt spray test duration |
| Copper/WhiteZinc/Colour-Zinc | 8μm | 72h |
| PVF | 8μm+20μm | 1000-2000h |
| Military Green Zinc | 8μm | 180h |
| GALF | 8μm+20μm | 1000-2000h |
| Nylon | 8μm+40μm | 180h |
9. Product photos:
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