Galfan Coating Bundy Tube
- Description
- Specifications
- Grand's Advantages
- Inquiry
Bundy tubes with hot-dip GALFAN coating, also called hot-dip zinc-aluminum alloy coating, are now used more and more for automotive fluid transferring.
GALFAN is a special metal alloy consisting 5% of aluminum and 95% zinc alloy. It is a perfect material to enhance the corrosion resistance of the Bundy tubes.
Item | Requirement |
Composition | 5% aluminum, balance zinc alloy, per ASTM B750 |
Thickness | 3μm min anywhere on the tube, 15μm averagely |
Salt Spray Test | 360 hr min |
If any questions,you are more than welcome to contact sales@grandsteeltube.com
Outer dia.
(φ)
|
Wall thickness
(mm)
|
Mechanical Property
|
Weight
(g/m)
|
Weight
Zinc (g/m)
|
Weight PVF (g/m)
|
Resistance to pressure (Mpa)
|
Length
(m/ton)
|
4.75(3/16″)
|
0.7
|
Yield Strength 6s ≥180Mpa
Elongation δ≥25%
Tensile Strength 6s ≥290Mpa
|
70
|
71
|
72
|
88
|
13889
|
6
|
91
|
92
|
93
|
70
|
10753
|
||
6.35(1/4″)
|
97
|
98
|
99
|
64
|
10101
|
||
8(5/16″)
|
125
|
127
|
128
|
51
|
7813
|
||
9.52(3/8″)
|
152
|
153
|
154
|
43
|
6494
|
||
10
|
160
|
162
|
163
|
41
|
6135
|
||
12
|
194
|
196
|
198
|
34
|
5051
|
||
8
|
1
|
172
|
174
|
175
|
72
|
5714
|
|
10
|
220
|
222
|
223
|
58
|
4484
|
||
12
|
270
|
272
|
274
|
48
|
3650
|
||
15
|
346
|
349
|
351
|
36
|
2849
|
||
Test item
|
Flaring Test / Bending Test / Flattening Test / Pressure Test / Corrosion test
|
Galvanization and Coating Types
|
|||
Mark
|
Type
|
typical appearance
|
Anti-corrosion time
|
A
|
Copper tube
|
Bright or light blue
|
6-8h
|
B
|
White zinc tube
|
Rainbow and white
|
24-36h
|
C
|
Color zinc tube
|
Yellow rainbow
|
72-96h
|
D
|
Olive green tube
|
Olive green or bronze color
|
96-144h
|
E
|
PVF tube(China)
|
Black
|
≥1000h
|
PVF tube(Dupont)
|
≥3000h
|
If any questions,you are more than welcome to contact sales@grandsteeltube.com
Our workshop,located in Changzhou,covers an area of 13,000 square meters equipped with the state-of-art facilities to manufacture the double wall bundy steel tubes and single wall bundy steel tubes .The monthly production capacity is 3,000,000 meters.
The materials are :SPCC,SPHC,SPCE,BHG1,BHG2,other materials can be achieved after discussion.
Mainly sizes are:4.76x0.70mm,6.35x0.70mm,8x0.70mm,9.53x0.70mm,10x0.70mm,12x0.70mm other size like:4.00x0.5mm,3.18x0.7mm,2.60x0.50mm is also produced according the requirements.other sizes can be achieved after discussion.
1. Production of double wall bundy steel tubes & single wall bundy steel tubes since 2005.
2. Working with customers from Europe,West Asia,South America,since 2006etc
3. Samples can be delivered within 10 days after confirmation
4. 40 days as the production period and delivery after order confirmation.
5. 200,000 meters of copper coated bundy steel tube in stock.
6. Sizes can be offered from OD:2.60mmxWT:0.5mm to OD:12.7mmxWT:1.24mm
7. Third party inspection like:TUV,BV,SGS,etc accepted
8. Professional team assists your special tube requirements.
9. Other related tubes can be offered with competitive prices:white/yellow/olive green galvanized double wall bundy tubes,PVF bundy steel tubes;etc
We have been delivering these tubes to Peru,France,Russia,South Korea for the automotive industry,since 2006.etc.If any questions,you are more than welcome to contact sales@grandsteeltube.com