Factory best selling Steel Tubing Suppliers - Duplex Seamless tube – Donghao Metal Group

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Bear "Customer first, High quality first" in mind, we perform closely with our consumers and provide them with efficient and experienced services for 300 Series Tube , 304l Stainless Steel Seamless Tube , Stainless Steel Pipe Price Per Meter , We always regard the technology and customers as the uppermost. We always work hard to create great values for our customers and offer our customers better products & services.

Factory best selling Steel Tubing Suppliers - 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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"Sincerity, Innovation, Rigorousness, and Efficiency" may be the persistent conception of our organization to the long-term to build together with shoppers for mutual reciprocity and mutual advantage for Factory best selling Steel Tubing Suppliers - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: United Arab emirates , Casablanca , St. Petersburg , Our products have been obtained more and more recognition from foreign clients, and established long term and cooperative relationship with them. We`ll provide the best service for every customer and sincerely welcome friends to work with us and establish the mutual benefit together.

304l Stainless Steel Seamless Tube