One of Hottest for Seamless Boiler Tube - Duplex Seamless tube – Donghao Metal Group

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One of Hottest for Seamless Boiler Tube - Duplex Seamless tube – Donghao Metal Group Detail:

As the duplex and super duplex stainless steel has both the advantages of ferritic stainless steel and the austenitic stainless steel, they are widely used to produce heat transferring tubing for petrochemical industry, sea water treatment…. in aggressive acidic, chloride containing environments. DMG supply duplex tubes with high quality. 

Delivery Condition: Annealed & Pickled, Annealed & Pickled + Polished

Grades: S31803, S32205, S32750, S32550, S32760, Other grades can be offered on request.

Standards:

ASTM/ASME A/ SA789 Seamless and welded Ferritic /Austenitic Stainless Steel Tubing for General Service

ASTM/ASME A/SA790 Seamless and welded Ferritic /Austenitic Stainless steel pipe

Outside diameter range from 12-76.2mm

Wall thickness range from 0.71-12mm

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.

Length: Random Length / Fixed Length


Product detail pictures:

One of Hottest for Seamless Boiler Tube -
 Duplex Seamless tube – Donghao Metal Group detail pictures

One of Hottest for Seamless Boiler Tube -
 Duplex Seamless tube – Donghao Metal Group detail pictures

One of Hottest for Seamless Boiler Tube -
 Duplex Seamless tube – Donghao Metal Group detail pictures


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We'll make every effort and hard work being outstanding and excellent, and speed up our techniques for standing during the rank of global top-grade and high-tech enterprises for One of Hottest for Seamless Boiler Tube - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Mombasa , Belgium , Croatia , After years' creating and developing, with the advantages of trained qualified talents and rich marketing experience, outstanding achievements were gradually made. We get good reputation from the customers due to our good products quality and fine after-sale service. We sincerely wish to create a more prosperous and flourishing future together with all the friends home and abroad!
  • We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
    5 Stars By Belinda from Cancun - 2015.02.12 14:52
    This supplier's raw material quality is stable and reliable, has always been in accordance with the requirements of our company to provide the goods that quality meet our requirements.
    5 Stars By Louis from Australia - 2016.09.28 18:29
    
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