One of Hottest for Seamless Boiler Tube - Duplex Seamless tube – Donghao Metal Group

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We usually perform being a tangible workforce making sure that we will give you the most beneficial excellent plus the finest selling price for Steel Tube Din 1.4720 , Seamless Ss Coil Tubing , Tp304l Seamless Steel Tube , We sincerely welcome friends from all around the globe to cooperate with us within the foundation of long-term mutual benefits.

One of Hottest for Seamless Boiler 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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We have our own product sales staff, style crew, technical group, QC staff and package staff. We now have strict high quality management procedures for each approach. Also, all of our workers are experienced in printing subject for One of Hottest for Seamless Boiler Tube - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Australia , French , Uganda , we're now looking forward to even greater cooperation with overseas customers based on mutual benefits. We are going to work wholeheartedly to improve our products and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.

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This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!