Professional ChinaNew Hot-Sale China Factory Direct Sale Stainless Steel - High pressure seamless bolier tubes – Donghao Metal Group

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Our staff through skilled training. Skilled skilled knowledge, potent sense of company, to satisfy the provider requirements of consumers for 321 Stainless Steel Tubing , Astm A312 Tp321 Seamless Pipe , 5mm 2b Stianless Tubing , With a wide range, good quality, realistic charges and stylish designs,Our products and solutions are widely recognized and trusted by users and can fulfill continuously changing economic and social needs.

Professional ChinaNew Hot-Sale China Factory Direct Sale Stainless Steel - 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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Our staff are usually in the spirit of "continuous improvement and excellence", and while using the top-quality high-quality items, favorable value and superior after-sales services, we try to acquire each and every customer's belief for Professional ChinaNew Hot-Sale China Factory Direct Sale Stainless Steel - High pressure seamless bolier tubes – Donghao Metal Group, The product will supply to all over the world, such as: Benin , Greek , Jamaica , They are sturdy modeling and promoting effectively all over the world. Never ever disappearing major functions within a quick time, it's a have to for you of fantastic good quality. Guided by the principle of Prudence, Efficiency, Union and Innovation. the corporation. ake an excellent efforts to expand its international trade, raise its organization. rofit and raise its export scale. We are confident that we are going to have a bright prospect and to be distributed all over the world in the years to come.

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The company's products very well, we have purchased and cooperated many times, fair price and assured quality, in short, this is a trustworthy company!