Well-designed Seamless Steel Pipeline - Duplex Seamless tube – Donghao Metal Group

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We will devote ourselves to providing our esteemed customers with the most enthusiastically thoughtful services for Wholesale Stainless Steel Pipe , Bright Annealing Tubing 304 , Stainless Steel Tubing , We invites you and your company to thrive together with us and share a dazzling foreseeable future in world-wide market place.

Well-designed Seamless Steel Pipeline - 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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go on to boost, to be certain item quality in line with market and buyer standard demands. Our firm has a excellent assurance procedure happen to be established for Well-designed Seamless Steel Pipeline - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Cyprus , Macedonia , Ukraine , Due to the changing trends in this field, we involve ourselves into products trade with dedicated efforts and managerial excellence. We maintain timely delivery schedules, innovative designs, quality and transparency for our customers. Our moto is to deliver quality products within stipulated time.

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With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.