Factory Supply Duplex Steel Tube - Duplex Seamless tube – Donghao Metal Group

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It is a good way to improve our products and service. Our mission is to develop creative products to customers with a good experience for 316l Stainless Steel Pipe , Seamless Sus304 316l Stainless Steel Pipe Coil , Cuni 70 /30 Tube , We are one of the largest 100% manufacturers in China. Many large trading companies import products from us, so we can give you the best price with the same quality if you are interested in us.

Factory Supply Duplex Steel 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're going to dedicate ourselves to offering our esteemed shoppers with the most enthusiastically considerate solutions for Factory Supply Duplex Steel Tube - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Philippines , Estonia , Nepal , Faced with the vitality of the global wave of economic integration, we've been confident with our high-quality items and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.

316 Stainless Steel Tubing