+  Tube
 +  Tube with Zinc
  - Tube with color Zinc
  - Tube with white Zinc
  - Tube with olive green Zinc
 +   PVF coating
  - PVF tube(coating from China)
  - PVF tube(coating from Dupont)
  - PVF with 6+chromium tube
  - PVF without 6+chromium tube
  - PVF tube with ID nickel coating
 +  Fu aluminum coating
 +  Nylon coating tube
 +  CNG high-press tube
  -CNG manufacture technology
  -Welded Pipe
  - Seamless Pipe deal with specially anneal
  -Stainless 304/316/316L
 +  Formed Tube
  - Brake Line
  - Fuel Line
  - Others Pipe Line
Welded Pipe

material quality use low-carbon high frequency welded pipe normal working pressure:25-35MPa
bursting pressure: 154MPa
feature:super-highest bursting pressure and very flexible bending property

CNG high-press tube's parameter:


normal utilization pressure:25-35MPa(250-350kg)

most burst pressure:154MPa(1540kg)

bending torsion:≤12N.M



The scope of application of this product:

The product widely used in CNG fuel-auto and double fuel-auto, auto-braking system; auto-oil system, fuel system,etc. It has pass Quality Management System-ISO15500

Raw materials:

low carbon steel tube, copper tube, seamless steel pipe

Quality control system:

All follow ISO 15500-16-2001 stabdard to execute There’are 9 steps inspection procedure from manufacturing to leave our factory, our tubes 100%can keep 5 min pressure under 35-40Mpa. Before leaving factory, samples must keep 3min under 85-100MPa according 4‰ proportion.
We offer customers reliable products with best quality under
perfect quality-monitoring system and advanced workmanship.

Mechanical functions:

Good curvature machining property;
Highest blasting press
Thickness is uniform with PVC
Good binding force
Products quality have reach international
advanced level

At present carbon steel welding pipes is getting reputation from Italy customers,especially for its reliable functions, great cost performance compare to seamless tubes.It’s welcomed by our customers all around the world!



T: +86-22-68661902 M: +86-13512865300  
F: +86-22-68661908 E-mail:sales@delute-china.com     marketing@delute-china.com
Add:5 jiuan Road,Tianyu Science ,Industrial Zone, JinHai County,TianJin,China