Top Quality Forged & Machined Parts - Duplex Seamless tube – Donghao Metal Group

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To become the stage of realizing dreams of our employees! To build a happier, much more united and far more professional team! To reach a mutual profit of our clients, suppliers, the society and ourselves for Tp430 Seamless Steel Tube , C71500 Tube , Aisi 321 Stainless Steel Round Pipe , We fully welcome shoppers from all around the world to ascertain stable and mutually effective enterprise interactions, to have a dazzling long run jointly.

Top Quality Forged & Machined Parts - 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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"Quality initial, Honesty as base, Sincere support and mutual profit" is our idea, so as to build repeatedly and pursue the excellence for Top Quality Forged & Machined Parts - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Guyana , Albania , Kenya , We are eager to cooperate with foreign companies which care much on the real quality, stable supply, strong capability and good service. We can offer the most competitive price with high quality,because we are much MORE PROFESSIONAL. You are welcomed to visit our company at any time.

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The customer service reprersentative explained very detailed, service attitude is very good, reply is very timely and comprehensive, a happy communication! We hope to have a opportunity to cooperate.