Special Design for Aisi 321 Stainless Steel Pipe - Martensitic Stainless Seamless tube – Donghao Metal Group

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With a positive and progressive attitude to customer's curiosity, our organization repeatedly improves our products top quality to meet the wants of consumers and further focuses on safety, reliability, environmental necessities, and innovation of Perforated Stainless Steel Tube, Stainless Thin Wall Tube , 904l Seamless Tube , We maintain timely delivery schedules, impressive designs, high-quality and transparency for our buyers. Our moto is to deliver top quality solutions within stipulated time.

Special Design for Aisi 321 Stainless Steel Pipe - 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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Our mission is usually to turn into an innovative provider of high-tech digital and communication devices by providing worth added design and style, world-class producing, and repair capabilities for Special Design for Aisi 321 Stainless Steel Pipe - Martensitic Stainless Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Finland , Kuala Lumpur , New Delhi , We always stick to the tenet of "sincerity, high quality, high efficiency, innovation". With years of efforts, we have established friendly and stable business relationships with worldwide customers. We welcome any of your inquiries and concerns for our products, and we are sure that we will offer just what you want, as we always believe that your satisfaction is our success.

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We are a small company that has just started, but we get the company leader's attention and gave us a lot of help. Hope we can make progress together!