Well-designed Seamless Steel Pipeline - Duplex Seamless tube – Donghao Metal Group

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No matter new shopper or old customer, We believe in very long expression and dependable relationship for 304 Stainless Steel Pipe , Sa 789 Tube , Polished Stainless Steel Tube , When you are interested in any of our solutions or want to examine a tailor made get, you should really feel absolutely free to speak to us.

Well-designed Seamless Steel Pipeline - 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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Our development depends on the advanced equipment ,excellent talents and continuously strengthened technology forces for Well-designed Seamless Steel Pipeline - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Detroit , Algeria , Japan , Our company abides by the management idea of "keep innovation, pursue excellence". On the basis of assuring the advantages of existing products, we continuously strengthen and extend product development. Our company insists on innovation to promote the sustainable development of enterprise, and make us become the domestic high-quality suppliers.

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Products and services are very good, our leader is very satisfied with this procurement, it is better than we expected,

By Christian from Argentina - 2016.11.11 11:41

Wide range, good quality, reasonable prices and good service, advanced equipment, excellent talents and continuously strengthened technology forces，a nice business partner.

By Joanne from Tajikistan - 2015.06.26 19:27