Rapid Delivery for Stainless Steel Coiled Tube - High pressure seamless bolier tubes – Donghao Metal Group

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Rapid Delivery for Stainless Steel Coiled Tube - High pressure seamless bolier tubes – Donghao Metal Group Detail:

Seamless Boiler Tubes in an extensive range of stainless steel and alloy steel, suitable for boilers, such as high pressure boilers, steam HRSG boilers, high pressure feed water heaters, super heaters.

DMG’s seamless boiler tube program includes High pressure boiler tubes and Super length boiler tubes, our boiler tubes are supplied in straight lengths up to 28 meters, or as U-bent tubes.

Main Material:

T1, T2 , T11 , T12 , T22 , T23 , T91 , T92

Other grades can be offered on request.

Standards: ASME SA213M EN 10216-2

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

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).


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Rapid Delivery for Stainless Steel Coiled Tube -
 High pressure seamless bolier tubes – Donghao Metal Group detail pictures


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In the past few years, our company absorbed and digested advanced technologies both at home and abroad. Meanwhile, our company staffs a team of experts devoted to the development of Rapid Delivery for Stainless Steel Coiled Tube - High pressure seamless bolier tubes – Donghao Metal Group, The product will supply to all over the world, such as: French , French , Lyon , Ensuring high product quality by choosing the best suppliers, we have also implemented comprehensive quality control processes throughout our sourcing procedures. Meanwhile, our access to a large range of factories, coupled with our excellent management, also ensures that we can quickly fill your requirements at the best prices, regardless the order size.
  • We have been looking for a professional and responsible supplier, and now we find it.
    5 Stars By Renee from Bangalore - 2016.10.23 10:29
    The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
    5 Stars By Olivia from New Delhi - 2015.12.22 12:52
    
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