Brake Line Tubes & Fittings Supply

6.35mm 1/4″ 0.25″ Poly-Armour PVF Coated Steel Brake Line Tubing 7.62m Coil Wholesale

This tube is double walled, 720 degree seamed by copper brazing, coated with PVF (polyvinyl fluoride).

PVF is coated on top of the galvanized dual welled steel tubing, offering superior corrosion resistance than any type of zinc or zinc alloy platings.

It is used for aftermarket replacement of brake line, fuel line, transmission cooler line, and other low/medium pressure fluid/air transfer, made to SAE J527, ASTM A254, JASO M101, GOST 11249, IS 8119 etc. general standards for automotive hydraulic tubing.

The tube is easy to bend and flare, suitable for SAE 45 degree inverted flare/ISO double flare, ISO/DIN bubble flare, ISO single flare etc.

Properties

OD6.35+/-0.08mm
Wall0.7+/-0.08mm
Tensil Strength42000psi (290MPa)
Yield Strength26100psi (180MPa)
Elongation≥25%
Expansion≥20%
Burst Pressure79.3MPa, min
Zinc Plating13μm, min
PVF Coating20μm, min
Salt Spray Test3000 hr, min

Inspections

  1. Eddy Current (Non-Destructive) & Visual Inspection
  2. Flattening & Bending Test
  3. Expansion & Flaring Test
  4. Tension Test
  5. Inside Surface Cleanliness Test
  6. Pressure Proof Test
  7. Neutral Salt Spray Test
  8. Humidity Test
  9. Solvent Rub Test
  10. Fluid Resistance Test
  11. Gravel Impact Test
  12. Heat Cycle Test
  13. Hot Water Test
Brake/Fuel Line Tubing Coils, PVF Coated Steel Brake Line Coils