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OEM/ODM Manufacturer 904l Seamless Tube - Heat Exchanger Tubes – Dextube

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With our great management, potent technical capability and strict excellent handle procedure, we continue on to provide our customers with reputable top quality, reasonable selling prices and great providers. We purpose at becoming amongst your most trusted partners and earning your satisfaction for 316l Stainless Steel Tube , Stainless Steel Bending Tube , Bent Capillary Tube , Never-ending improvement and striving for 0% deficiency are our two main excellent policies. Should you need anything, never be reluctant to speak to us.
OEM/ODM Manufacturer 904l Seamless Tube - Heat Exchanger Tubes – Dextube Detail:

Heat exchanger tube in an extensive range of Austenitic,Ferritic and Martensitic stainless steels, duplex stainless steels, nickel alloys,suitable for all types of heat exchangers, such as seawater coolers, condensers, evaporators, heaters and reheaters.

Dextube’s heat exchanger tube program includes imperial and metric sizes, from outside diameter 6.35 mm up to 50.8 mm (1/4″ to 2″). Special sizes can be made to order. Our heat exchanger tubes are supplied in straight lengths up to 30 meters, or as U-bent tubes.

 

Process Method: Cold Drawn/Cold Rolled

Grades:

Austenitic: 304/L, 316L, 317L, 321, 347, 904L,

Martensite: 410,430, 405, 409, 439, 420, 444, 446

Duplex: S31803, S32205, S31500, S31200, S32304, S32750

Nickel Alloy:Alloy 400, Alloy 600, Alloy 625, Alloy 800, Alloy 825, Alloy 20, Alloy 28, Alloy C276;

Other grades can be offered on request.

Standards: A213/A269 A789/A790 EN 10216-5 TC1

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.

 

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).


Product detail pictures:

OEM/ODM Manufacturer 904l Seamless Tube -
 Heat Exchanger Tubes – Dextube detail pictures

OEM/ODM Manufacturer 904l Seamless Tube -
 Heat Exchanger Tubes – Dextube detail pictures

OEM/ODM Manufacturer 904l Seamless Tube -
 Heat Exchanger Tubes – Dextube detail pictures


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"Sincerity, Innovation, Rigorousness, and Efficiency" is the persistent conception of our firm to the long-term to develop together with consumers for mutual reciprocity and mutual advantage for OEM/ODM Manufacturer 904l Seamless Tube - Heat Exchanger Tubes – Dextube, The product will supply to all over the world, such as: belarus , Salt Lake City , Poland , Due to our strict pursues in quality, and after-sale service, our product gets more and more popular around the world. Many clients came to visit our factory and place orders. And there are also many foreign friends who came for sight seeing, or entrust us to buy other stuff for them. You are most welcome to come to China, to our city and to our factory!
  • The factory technical staff gave us a lot of good advice in the cooperation process, this is very good, we are very grateful.
    5 Stars By Ray from Algeria - 2016.01.11 17:15
    The company comply with the contract strict, a very reputable manufacturers, worthy a long-term cooperation.
    5 Stars By Andrew from Armenia - 2016.09.16 13:44