Double Wall Welded Steel Bundy Tube

Product Description

 

Product Description

Our products includes single & double wall bundy tube. Pipes OD 3.17-15MM and thickness 0.5-1MM are all available.

The surface treatment includes copper coated, zinc coated(white, color, olive green), PVF coated, pvc coated, galfan coated.

Our pipes are widly used in brake pipe, power steering hose, oil pipeline, gas pipeline, refrigerator pipe, air condition pipe etc.
 

Product Parameters

 

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	±0.05		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
Test item	Flaring Test  / Bending Test /  Flattening Test /  Pressure Test / SalJt mist Test

Sorts of Surface Treatment
Electrolyte double wall steel tube with PVF coatedinc Plating + Chromate Yellow
Electrolyte double wall steel tube with PVF coatedinc Plating + Chromate Olive
Electrolyte double wall steel tube with PVF coatedinc Plating + Chroamte Olive + PVF Olive Green

 

 

Packaging & Shipping

Coils or Bundles ,then in pallets or wooden boxes
Water-proof packing, using plastic film for inner package , and plastic woven bag for outside package

Delivery Time

Within 30 days(Order quantity is between 2 Metric Tons and 5 Metric Tons)
Other situation can be followed the negotiation by two parties

Our Service

1) we have more than 10 years export experience to Iran, American, Germany, India, Myanmar etc. pleae rest assure at our quality.
2) prompt shipment : By reputed shipping line and professional documents .
3) Cargos photo : before and after loading into container .
4) packing : new and strong seaworthy packing, also can based on buyer's special request .
5) Best service after shipment with Email .
6) feedback Email after endusers .
7) can provide free samples for you check the quality . the samples need about 3-4days .
8) on-time delivery : production delivery time need about 30-40days after get the deposit .
 

FAQ

1.Are you a trading company and manufacturer?
Yes, we have have plant and trading company, we can deal business both, but do it as condition.

2.How can I get your prices?
Pls show us your target tube size (OD ,wall), material (steel grade),coating types( coating types on OD/ID both), in coil or straight length tube(if length, how long per pcs?), quantity, packing requirement ,application and specialy requirement. Then,we can send you an exact quotation within 24 hours.

3.What's your MOQ?
For common coating type and common size, MOQ is 300kg ; for specially coatinf type or specialy size need confirmed.

4.How can I get some samples to do quality approved?
After quotation confirmed, we can send some samples for testing, severl pieces tube are free,but big quantity maybe charged and freight should be bear by client.

5.What about the leading time for mass order producing?
Usually, 15-25 days for material preparing and producing after order confirmed, and 10 days for shipment booking and confirmed.35 days min for common size and type, special size and type need confirm.

6.Could the tube be customized for us?
Sure, we are professional supplier.when we confirmed and accept all your target requirement,we can customize the tube as your target.