2017 Good Quality Stainless Steel Welded Pipe - Duplex Seamless tube – Donghao Metal Group

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We insist on offering premium quality manufacturing with superior business concept, honest product sales as well as finest and fast assistance. it will bring you not only the good quality product or service and huge profit, but the most significant is to occupy the endless market for Stainless Precision Tube , T91 Tube , 310s Stainless Steel Pipes , Your aid is our everlasting power! Warmly welcome clients in your own home and abroad to go to our enterprise.

2017 Good Quality Stainless Steel Welded 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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With this motto in mind, we have become one of the most technologically innovative, cost-efficient, and price-competitive manufacturers for 2017 Good Quality Stainless Steel Welded Pipe - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Accra , America , Netherlands , We have been fully aware of our customer's needs. We deliver high quality products, competitive prices and the first class service. We would like to establish good business relationships as well as friendship with you in the near future.

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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!