OEM/ODM Supplier Annealing Soft Stainless Steel Coil Tube - Duplex Seamless tube – Donghao Metal Group

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We not only will try our greatest to offer superb companies to just about every buyer, but also are ready to receive any suggestion offered by our shoppers for Bright Annealed Seamless Stainless Duplex Steel Tube , 904l Stainless Steel Tube , T12 Tube , All merchandise are manufactured with advanced equipment and strict QC procedures in purchase to assure high-quality. Welcome prospects new and old to get hold of us for enterprise cooperation.

OEM/ODM Supplier Annealing Soft Stainless Steel Coil Tube - 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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To become the stage of realizing dreams of our employees! To build a happier, more united and extra professional workforce! To reach a mutual advantage of our prospects, suppliers, the society and ourselves for OEM/ODM Supplier Annealing Soft Stainless Steel Coil Tube - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Bulgaria , Slovak Republic , Istanbul , With the goal of "zero defect". To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.

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