PVF/Copper Coating Single Wall Bundy Tube For Brake System

Products Description

SAE J526 PVF/ Copper Coating Single Wall Bundy Tube For Brake System

1. Standard

SAE J526 Welded low-carbon tubing

EN10305-6 Welded cold drawn tubes from hydraulic and pneumatic power systems

ASTM A254 Copper-brazed steel tubing

 

2. Steel Grade

BHG1, SPCC, SPCD, SPCEN, ST14, ST15, ST16, DC04, DC05, DC06

 

3. Heat Treatment

BK or NBK

 

4. 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

 

5. Production Process

Tube welding– Cold drawing (reduce diameter)– Annealing in Protected Atmosphere- Cleaning-- Leakage detection– Zinc/Copper Plating– Keep pressure (Airtightness) – Packing

 

6. Surface Treatment

Coating	Thickness	Salt spray test duration
Copper/White Zinc/Colour-Zinc	8μm	72h
PVF	8μm+20μm	1000-2000h
Military Green Zinc	8μm	180h
GALFAN	8μm+20μm	1000-2000h
Nylon	8μm+40μm	180h

 

7. Packing: In coil, in wooden box with seaworthy packing

 

8. 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.

     9. Product Show

QUALITY CONTROL:

1.Incoming Raw Material Inspection

100% of our steel tubes are dimensionally checked
100% of our steel tubes are visually checked to assure they have a perfect surface condition and no surface defects.
100% eddy current test and ultrosonic test to eliminate longitudinal and transversal defects.

PACKING:
Each tube in a plastic bag, then put tubes in a seaworthy woven bag ,each unit weight 400kg-500kg/bundle.
With strong wood structure box packing by containers loading and shipping.
Or as customer's requirement.
20 ft container - GP: 5.8m (Length) * 2.13m (Width) * 2.18m (Hight) ------ Max Gross Weight: 25MT/container.
40 ft container - GP: 11.8m (Length) * 2.13m (Width) * 2.18m (Hight) ------ Max Gross Weight: 27MT/container.
40 ft container - HG: 11.8m (Length) * 2.13m (Width) * 2.72m (Hight) ------ Max Gross Weight: 27MT/container.
Port Shanghai

FAQ:

Q: Are you trading company or manufacturer ?

A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples of carbon seamless steel tube ? is it free or extra ?
A: Yes, we could offer the sample for free charge but need pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
If you have another question, pls feel free to contact us