Professional China Seamless Stainless Steel Round Pipe - Duplex Seamless tube – Donghao Metal Group

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We support our purchasers with ideal premium quality products and substantial level company. Becoming the specialist manufacturer in this sector, we've acquired rich practical working experience in producing and managing for Wind Tower Flanges , Wind Tower Flanges , Tp410 Stainless Steel Tube , We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!

Professional China Seamless Stainless Steel Round Pipe - 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

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"Control the standard by the details, show the power by quality". Our business has strived to establish a highly efficient and stable team staff and explored an effective good quality regulate course of action for Professional China Seamless Stainless Steel Round Pipe - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Turkey , moldova , Poland , Business philosophy: Take the customer as the Center, take the quality as the life, integrity, responsibility, focus, innovation.We will provide professional, quality in return for the trust of customers, with most major global suppliers，all of our employees will work together and move forward together.

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We have been appreciated the Chinese manufacturing, this time also did not let us disappoint,good job!

By Eunice from venezuela - 2016.08.18 18:38

With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.

By Merry from Canberra - 2015.12.10 19:03