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

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

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Our firm has been concentrating on brand strategy. Customers' satisfaction is our best advertising. We also offer OEM provider for Bright Annealed Seamless Stainless Duplex Steel Tube , 316 Ss Seamless Tubing , Astm A269 Tp304l Steel Tube , Encouraged with the fast producing current market on the speedy foodstuff and beverage consumables all around the entire world , We're hunting forward to functioning with partners/clients to create good results together.
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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To fulfill the customers' over-expected satisfaction , we have now our strong crew to provide our greatest general assistance which incorporates promoting, gross sales, planning, creation, top quality controlling, packing, warehousing and logistics 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: Borussia Dortmund , Nigeria , Turkey , We sincerely hope to cooperate with customers all over the world, if you would like to have more information, please kindly contact us, we are looking forward to building up a great business relationship with you.

    • Superb technology, perfect after-sales service and efficient work efficiency, we think this is our best choice.
    5 Stars By Julia from Anguilla - 2015.12.10 19:03
    Although we are a small company, we are also respected. Reliable quality, sincere service and good credit, we are honored to be able to work with you!
    5 Stars By Cora from Norway - 2016.09.29 11:19

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