professional factory for High Pressure Stainless Steel Pipe - Duplex Seamless tube – Donghao Metal Group

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Dedicated to strict quality management and thoughtful client services, our experienced staff customers are generally available to discuss your demands and guarantee full client pleasure for Customized Seamless Stainless Steel Tube , Sch 160 Steel Seamless Pipe , Astm A312 Tp321 Seamless Pipe , Welcome worldwide customers to contact us for business and long-term cooperation. We will be your reliable partner and supplier.

professional factory for High Pressure Stainless Steel Pipe - 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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All we do is often involved with our tenet " Purchaser to start with, Rely on initially, devoting over the food stuff packaging and environmental defense for professional factory for High Pressure Stainless Steel Pipe - Duplex Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Seychelles , Monaco , Mongolia , We've customers from more than 20 countries and our reputation has been recognized by our esteemed customers. Never-ending improvement and striving for 0% deficiency are our two main quality policies. Ought to you want anything, don't hesitate to contact us.

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The company can think what our think, the urgency of urgency to act in the interests of our position, can be said this is a responsible company, we had a happy cooperation!