Wholesale Seamless Tube Suppliers - Martensitic Stainless Seamless tube – Donghao Metal Group

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Adhering into the theory of "quality, services, efficiency and growth", now we have gained trusts and praises from domestic and international shopper for Stainless Steel U Tube , Tube Seamless , 17-4 Ph Stainless Steel Seamless Nickel Pipe , We welcome you to visit our factory and look forward to establishing friendly business relationships with customers at home and abroad in the near future.

Wholesale Seamless Tube Suppliers - Martensitic Stainless Seamless tube – Donghao Metal Group Detail:

DMG’s Martensitic heat transferring tubing is produced to apply where better mechanical, hardness, chloride induced pitting, crevice and stress corrosion crocking may be considered. And the high quality tube with such material can be used for other specific applications as Heater, Heat exchanger, Condenser, Machining, Bearing, Machining, API Service….

Delivery Condition: Annealed & Pickled, Annealed & Pickled + Polished

Grades: TP410S, TP410, TP420, TP420J2, 17-4PH, TP439, TP444, TP446, Other grades can be offered on request.

Standards:

ASTM A268 Seamless and welded Ferritic and Martensitic Stainless steel Tubing for General Service

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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Adhering for the theory of "quality, services, performance and growth", we have received trusts and praises from domestic and worldwide shopper for Wholesale Seamless Tube Suppliers - Martensitic Stainless Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Philippines , Saudi Arabia , Los Angeles , Since always, we adhering to the "open and fair, share to get, the pursuit of excellence, and creation of value"values, adhere to the"integrity and efficient, trade-oriented, best way , best valve" business philosophy. Together with our all over the world have branches and partners to develop new business areas, maximum common values. We sincerely welcome and together we share in global resources, opening up new career together with the chapter.

304l Stainless Tubing