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Bundy Tube Production Machine ManufacturerUS$ 0.125 - 0.45MOQ: 100 Meters
1. PRODUCT DETAIL:
Zinc coated tube is type of double-wall or single-wall low carbon steel tube manufactured by rolling a copper-coated steel strip through 720 or 360 degree and resistance brazing the overlapped seams in a process called bundywelding. Ii may be zinc-coated and PVF-coated for corrosion protection. It's used in automotive hydraulic brake line in car manufactured and refrigerator condenser.
1 ) Advantage:
a. Good corrosion resistance;
b. Excellent mechanical properties;
c. Low-pressure loss;
d. Comparatively light in weight
e. Sturdy shape, pleasant to the eye when exposed;
f. Impervious to harmful chemical;
g. Cost effective;
h. Recyclable & have resale value.
2 ) Plating: Cooper coated
3 ) Certifiction: ISO9001
4 ) Package: cut-to-length /in coils, as your requirement.
5 ) Standard: Country YB/T4164--2007
6 ) Shape: Round
7 ) Raw materials: low carbon steel tube/ BHG2
8 ) Surface treatment: white /dark green/ orange red/ olive green/ color zinc
2.Low carbon brake lingings in roll type for Refrigerator
> The company was founded in 1998 and with over 15-year experiences in production with welded low carbon steel tube, We located in Xi’an, Shaanxi, China. and now has 100 staffs , including more than 20 technical management personnel of College degree.And we passed ISO9001 in 2003 and passed the audit again in 2010.
> Production capacity
The factory floor area is 12140 square meters include seven production lines.,there are 28 stes of advanced mechanical processing equipment with steady supply, the factory availability is 60 tons/month and can protect customer’s shipment.
> Quality control
> IQC (Incoming Quality Control)---IPQC (InPut Process Quality Control)---OQA (Outgoing Quality Assurance)
> We strictly carries out ISO9001 :2008 standard during whole producing progress now, and the product meet China Standard YBT4614-2007 which come from USA standard.
3.Technical Parameter
Product specifications and mechanical Property of welded steel pipe
|
outer diameter
(φ) |
wall thickness tolerance (mm) |
wall thickness
(mm) |
diameter tolerance
(mm) |
Weight
(g/m) |
weight Zinc
(g/m) |
weight PVF
(g/m) |
resistance to pressure
(Mpa) |
Length
(m/ton) |
|
4.75 (3/16″) |
±0.05 |
0.7 |
±0.12 common And ± 0.08 Higher
|
70 |
71 |
72 |
88 |
13889 |
6 |
±0.05 |
91 |
92 |
93 |
70 |
10753 |
||
|
6.35 (1/4″) |
±0.05 |
97 |
98 |
99 |
64 |
10101 |
||
8(5/16″) |
±0.05 |
125 |
127 |
128 |
51 |
7813 |
||
|
9.52 (3/8″) |
±0.10 |
152 |
153 |
154 |
43 |
6494 |
||
10 |
±0.10 |
160 |
162 |
163 |
41 |
6135 |
||
12 |
±0.10 |
194 |
196 |
198 |
34 |
5051 |
||
8 |
±0.10 |
1 |
172 |
174 |
175 |
72 |
5714 |
|
10 |
±0.10 |
220 |
222 |
223 |
58 |
4484 |
||
12 |
±0.10 |
270 |
272 |
274 |
48 |
3650 |
||
15 |
±0.10 |
346 |
349 |
351 |
36 |
2849 |
||
|
Mechanical Property |
Yield Strength 6s ≥180Mpa Elongation δ≥25% Tensile Strength 6s ≥290Mpa |
|||||||
Specification and performance of surface plated
Mark |
Type |
Typical appearance |
Aiti-corrosion time |
A |
Copper coating layer |
Bright or light blue |
6-8h |
B |
White zinc coating layer |
Rainbow and white |
24-36h |
C |
Color zinc coating layer |
iridescent color |
72-96h |
D |
Olive green coating layer |
Olive green or bronze color |
96-144h |
|
E |
Pvf coating layer(mainland) |
Black |
≥1000h |
Pvf coating layer(abroad) |
3000-5000h |
duct procedure
5.Production flow
6.Packing
7. Transportation
Safe and fast.
The product to be delivered by reputed shipping line and professional documents
8.CERTIFICATION:
A. We have research teams and possess leading-edge technologies of our own intellectual property.
B. We developed our own advanced automatic production lines and know how to adjust the manufacture process
C. We adopt strict quality control and efficient management, which help us sustaining outstanding quality.
D. We have over 15-year manufacture experience and are trust worthy.
E. We have established long-term relationship with the major automobile manufactures in China.
Send Inquiry to This Supplier
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