China Supplier T91 Tube - Duplex Seamless tube – Donghao Metal Group

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continue to improve, to ensure product quality in line with market and customer standard requirements. Our company has a quality assurance system have been established for 304 316 316l 904l Stainless Steel Tube , High Pressure Boiler Tube , Stainless Steel Pipe Tp304 , We warmly welcome mates from all walks of life to hunt mutual cooperation and develop a more good and splendid tomorrow.

China Supplier T91 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've numerous great employees customers excellent at promoting, QC, and working with kinds of troublesome difficulty inside the generation method for China Supplier T91 Tube - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Iceland , Hyderabad , Auckland , Our faith is to be honest first, so we just supply high quality products to our customers. Really hope that we can be business partners. We believe that we can establish long time business relationship with each other. You can contact us freely for more information and pricelist of our products ! You will be Unique with our hair products !!

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The company has a good reputation in this industry, and finally it tured out that choose them is a good choice.

By Margaret from Thailand - 2015.07.27 12:26

The sales manager has a good English level and skilled professional knowledge, we have a good communication. He is a warm and cheerful man, we have a pleasant cooperation and we became very good friends in private.

By Carlos from Las Vegas - 2015.11.22 12:28