Quality Inspection for Third Party Inspection Certificates - 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 Astm A312 Gr. Tp316l Stainless Steel Pipe , Ss 316 Seamless Tubes Price , Stainless Steel Seamless Pipe/Tube , Our main objectives are to deliver our consumers worldwide with high quality, competitive selling price, satisfied delivery and outstanding providers.
Quality Inspection for Third Party Inspection Certificates - 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:

Quality Inspection for Third Party Inspection Certificates -
 Duplex Seamless tube – Donghao Metal Group detail pictures

Quality Inspection for Third Party Inspection Certificates -
 Duplex Seamless tube – Donghao Metal Group detail pictures

Quality Inspection for Third Party Inspection Certificates -
 Duplex Seamless tube – Donghao Metal Group detail pictures


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"Sincerity, Innovation, Rigorousness, and Efficiency" could be the persistent conception of our organization for your long-term to establish alongside one another with shoppers for mutual reciprocity and mutual benefit for Quality Inspection for Third Party Inspection Certificates - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Malawi , Stuttgart , Uzbekistan , If any product meed your demand, please feel free to contact us. We're sure your any inquiry or requirement will get prompt attention, high-quality products, preferential prices and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!
  • This supplier offers high quality but low price products, it is really a nice manufacturer and business partner.
    5 Stars By Jo from Borussia Dortmund - 2015.12.11 14:13
    This manufacturers not only respected our choice and requirements, but also gave us a lot of good suggestions, ultimately, we successfully completed the procurement tasks.
    5 Stars By Bertha from Zambia - 2016.11.29 11:09
    
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