Good User Reputation for 321 Stainless Steel Pipes - Duplex Seamless tube – Donghao Metal Group

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We pursue the administration tenet of "Quality is superior, Services is supreme, Standing is first", and will sincerely create and share success with all customers for T92 Tube , Nickel 200 Tube , Stainless Steel Pipe Tube , We sincerely welcome overseas customers to consult for the long-term cooperation and the mutual development.We strongly believe that we can do better and better.
Good User Reputation for 321 Stainless Steel Pipes - 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:

Good User Reputation for 321 Stainless Steel Pipes -
 Duplex Seamless tube – Donghao Metal Group detail pictures

Good User Reputation for 321 Stainless Steel Pipes -
 Duplex Seamless tube – Donghao Metal Group detail pictures

Good User Reputation for 321 Stainless Steel Pipes -
 Duplex Seamless tube – Donghao Metal Group detail pictures


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The key to our success is "Good Product Excellent, Reasonable Rate and Efficient Service" for Good User Reputation for 321 Stainless Steel Pipes - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Somalia , Cyprus , Cairo , We look forward to hearing from you, whether you are a returning customer or a new one. We hope you will find what you are looking for here, if not, please contact us immediately. We pride ourselves on top notch customer service and response. Thank you for your business and support!
  • This is a very professional wholesaler, we always come to their company for procurement, good quality and cheap.
    5 Stars By Hilary from Philippines - 2015.02.21 12:14
    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 Elsie from Italy - 2016.08.15 12:36
    
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