4.76 3/16 6.35 1/4 0.250 0.188 Inch 0.71mm 0.028 Inch Thickness Algal Zinc Pvf Coated Coating Double Wall Steel Car Brake Bundy Tube Fuel Pipe

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Product Description

Basic Information

Type
Brake Hose
Material
Steel
Position
Front
Certification
ISO/TS16949, DOT, IATF-16949, ISO9001
Standard
ASTM A254, SAE J527, DIN74234
Surface
Copper, Zinc, PVF Coating
OD Range
4.76mm ~ 12.7mm
Thickness
0.70mm

Packaging & Delivery

Package Size
50.00cm * 50.00cm * 22.00cm
Gross Weight
19.000kg
Lead Time
30-40 Days based on quantity

Product Description

Double Wall Steel Car Brake Bundy Tube Fuel Pipe

Steel Brake Tube
  • 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, PVF etc.
  • Type: Single wall and double wall
  • Application: Refrigeration and Automobile Brake Systems
Technical Item Specifications / Standards
StandardsSAE J527, ASTM A254, TSE 5130, DIN 74234
Out Diameter4.2mm to 12.7mm (1/2")
MaterialLow Carbon Steel / BHG2
Surface TreatmentGalvanization (White/Olive/Colored Zinc), PVF Coated
FeaturesHigh Pressure resistance, High internal cleanliness
Brake Pipe Specifications

Inspection & Quality Test

Inspection Item Unit Standard Value
Zinc Plated Thicknessµm6 / 13 / 25
Tensile StrengthMpa>= 290
Yield StrengthMpa>= 170
Burst PressureMpa55
Salt Spray TestHours2000-3000 (No Red Rust)
Double Wall Tube Precision Tube Surface Treatment

Related Components

  • Brake hose & assembly
  • Rubber brake hose fittings
  • PTFE S.S braided brake lines
  • Air brake hose systems
  • Bundy steel tube assembly
  • Female & male fittings, Banjo bolts
Ending Fittings
Product Range

Certifications & Application

Certification Installation

Application Scope: Power Steering Systems, Brake Systems, Clutch Systems, and Fuel Systems for various automotive models.

Production Capabilities

Factory Overview
Production Line

Frequently Asked Questions

What materials are used for the brake tubes?
The tubes are primarily manufactured from low-carbon steel (BHG2) and feature copper coating for enhanced durability and brazing capability.
What surface treatments do you offer for corrosion resistance?
We offer several treatments including White Zinc, Yellow Zinc, Olive Green Zinc, and high-performance PVF (Polyvinyl Fluoride) coating.
Are these tubes compatible with high-pressure systems?
Yes, our double-wall steel tubes are designed to withstand burst pressures up to 55 Mpa, making them ideal for automotive brake systems.
Which international standards do your products meet?
Our products comply with SAE J527, ASTM A254, DIN 74234, and TSE 5130 standards.
How long is the salt spray resistance for PVF coated tubes?
Our PVF coated tubes can withstand salt spray tests for over 1000 to 3000 hours without the appearance of red rust.
Can the tubes be customized to specific lengths?
Yes, we provide tubes in coils or cut-to-length according to specific customer requirements and drawings.

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