China wholesale 304 321 316 904l Stainless Steel Pipe - Tube Bending – Donghao Metal Group

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Sticking to the principle of "Super High-quality, Satisfactory service" ,We are striving to generally be a very good business partner of you for Astm A269 Stainless Steel Tubing , 219mm Diameter Stainless Steel Pipe , Seamless Stainless Steel Pipe , We've been honest and open up. We glance ahead on your pay a visit to and developing trustworthy and long-term standing relationship.
China wholesale 304 321 316 904l Stainless Steel Pipe - Tube Bending – Donghao Metal Group Detail:

We can supply high quality bend tubes according to customer’s drawings and requirements. We have advanced machines for bending, stress relieve heat treatment, hydrostatic test machine etc, the smallest radius can be 0.5D, our bend tubes are widely used in pressure vessel and boiler plants.

U-BENDING / U bend Tubing / U Tube:

U-BENDING / U bend Tubing / U Tube heat exchangers comprise a U shaped tube fixed by flow baffles or tubes supports and placed in shell to control the fluid present in the exterior of the tube assembly. The fluid is guided into the tubes by a head assembly, which is fixed to the shell by bolts.

Bending Radius: From 1.5 * O.D (outside diameter) ,When ordering tubes with bending radius less than 1.5*OD, it is necessary to get the agreement with us.

Straight tubes maximum length (before bending): 35000 mm.

Leg length: min 1 meter, max. 16500 mm (for max r=1500mm) 

Note: Other sizes are available upon agreement.

Heat treatment: stress relieved after u-bending (bending area plus 300mm for each leg).

Standards: A213/A269, A789/A790, EN 10216-5 TC1, ASME SA – 556/556 m

Outside diameter range from 6.35-50.8mm

Wall thickness range from 0.71-3.81mm

Inspection & Test:

1. 100% PMI / Chemical analysis tests.

2.100% Dimension tests & 100% Visual examination

3. Tension test, flange test, hardness test, flattening test

4. 100% Eddy Test or Hydrostatic Test before bending and 100% Hydrostatic test after bending

5. Checking stress released heat treatment in bending area plus 300mm straight leg length after bending with agreement with clients.

Notes: all the tests and inspection need to provide with reports according to standard and test results.


Product detail pictures:

China wholesale 304 321 316 904l Stainless Steel Pipe -
 Tube Bending – Donghao Metal Group detail pictures

China wholesale 304 321 316 904l Stainless Steel Pipe -
 Tube Bending – Donghao Metal Group detail pictures

China wholesale 304 321 316 904l Stainless Steel Pipe -
 Tube Bending – Donghao Metal Group detail pictures


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We thinks what buyers think, the urgency of urgency to act during the interests of a purchaser position of theory, allowing for much better high-quality, reduced processing costs, charges are more reasonable, won the new and outdated consumers the support and affirmation for China wholesale 304 321 316 904l Stainless Steel Pipe - Tube Bending – Donghao Metal Group, The product will supply to all over the world, such as: Borussia Dortmund , Cologne , Amsterdam , Good quality and reasonable price have brought us stable customers and high reputation. Providing 'Quality Products, Excellent Service, Competitive Prices and Prompt Delivery', we are now looking forward to even greater cooperation with overseas customers based on mutual benefits. We will work whole-heartedly to improve our products and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.
  • It is not easy to find such a professional and responsible provider in today's time. Hope that we can maintain long-term cooperation.
    5 Stars By Mamie from Sweden - 2015.06.12 16:22
    A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
    5 Stars By Edwina from Borussia Dortmund - 2015.06.09 12:42
    
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