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Discount wholesale Stainless Steel Seamless Coiled Tube - Heat Exchanger Tubes – Dextube

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We offer great strength in quality and development,merchandising,sales and marketing and operation for Stainless Bright Annealed Seamless Tubes , Stainless Steel Ba Seamless Tube , Stainless Steel Heat Exchanger Tubes, We welcome customers, business associations and friends from all parts of the world to contact us and seek cooperation for mutual benefits.
Discount wholesale Stainless Steel Seamless Coiled 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:

Discount wholesale Stainless Steel Seamless Coiled Tube -
 Heat Exchanger Tubes – Dextube detail pictures

Discount wholesale Stainless Steel Seamless Coiled Tube -
 Heat Exchanger Tubes – Dextube detail pictures

Discount wholesale Stainless Steel Seamless Coiled Tube -
 Heat Exchanger Tubes – Dextube detail pictures


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Adhering into the principle of "quality, provider, performance and growth", we now have gained trusts and praises from domestic and intercontinental consumer for Discount wholesale Stainless Steel Seamless Coiled Tube - Heat Exchanger Tubes – Dextube, The product will supply to all over the world, such as: Jordan , Zurich , Nepal , Only for accomplishing the good-quality product to meet customer's demand, all of our products have been strictly inspected before shipment. We always think about the question on the side of the customers, because you win, we win!
  • The factory technical staff not only have high level of technology, their English level is also very good, this is a great help to technology communication.
    5 Stars By Eleanore from Melbourne - 2015.06.18 19:26
    This is a honest and trustworthy company, technology and equipment are very advanced and the prodduct is very adequate, there is no worry in the suppliment.
    5 Stars By Hilda from Washington - 2016.08.28 16:02