OEM Manufacturer Straight Tube - Duplex Seamless tube – Donghao Metal Group

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We follow our enterprise spirit of "Quality, Efficiency, Innovation and Integrity". We aim to create much more worth for our buyers with our abundant resources, highly developed machinery, experienced workers and great providers for 316l Stainless Pipe , Stainless Steel Pipe 304 , High Pressure Bolier Tubes , We are now on the lookout ahead to even larger cooperation with abroad consumers dependant on mutual added benefits. When you are interested in almost any of our products, be sure to experience cost-free to make contact with us for more facts.

OEM Manufacturer Straight 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

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Our products are greatly recognized and trustworthy by users and will fulfill continually shifting economic and social requires for OEM Manufacturer Straight Tube - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Liverpool , Mexico , Norwegian , Our mission is to deliver consistently superior value to our customers and their clients. This commitment permeates everything we do, driving us to continuously develop and improve our products and the processes to fulfill your needs.

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The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!

By Adela from Barcelona - 2016.01.28 18:53

We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!

By Alex from Rwanda - 2015.02.12 14:52