professional factory for High Pressure Stainless Steel Pipe - Duplex Seamless tube – Donghao Metal Group

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Good quality comes initial; company is foremost; small business is cooperation" is our business philosophy which is frequently observed and pursued by our business for 304/316l Tubing , Din 11850 Tube , Perforated Metal Seamless Tube Stainless Steel Pipe , Welcome all prospects of residence and abroad to visit our organization, to forge a outstanding potential by our cooperation.

professional factory for High Pressure Stainless Steel 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 our leading technology at the same time as our spirit of innovation,mutual cooperation, benefits and development, we are going to build a prosperous future alongside one another with your esteemed enterprise for professional factory for High Pressure Stainless Steel Pipe - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Bulgaria , Chicago , Slovenia , Since its foundation , the company keeps living up to the belief of "honest selling , best quality , people-orientation and benefits to customers. " We are doing everything to offer our customers with best services and best products . We promise that we'll be responsible all the way to the end once our services begin.

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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.