Chinese Professional 306 321 Stainless Steel Tubing - Martensitic Stainless Seamless tube – Donghao Metal Group

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Our workforce through professional training. Skilled professional knowledge, solid sense of service, to fulfill the services demands of consumers for C70600 Tube , Astm A269 Tp304 Seamless Stainless Steel Tube , 316l Grade Stainless Steel Coil Tube , We believe that in good quality more than quantity. Before export of the hair there is strict top quality control check during treatment as per international good quality standards.
Chinese Professional 306 321 Stainless Steel Tubing - 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


Product detail pictures:

Chinese Professional 306 321 Stainless Steel Tubing -
 Martensitic Stainless Seamless tube – Donghao Metal Group detail pictures


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In order to best meet client's needs, all of our operations are strictly performed in line with our motto "High Quality, Competitive Price, Fast Service" for Chinese Professional 306 321 Stainless Steel Tubing - Martensitic Stainless Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Houston , California , Ecuador , Good quality and reasonable price have brought us stable customers and high reputation. Providing 'Quality Products, Excellent Service, Competitive Prices and Prompt Delivery', we are now looking forward to even greater cooperation with overseas customers based on mutual benefits. We'll work whole-heartedly to improve our solutions and services. We also promise to work jointly with business partners to elevate our cooperation to a higher level and share success together. Warmly welcome you to visit our factory sincerely.
  • Hope that the company could stick to the enterprise spirit of "Quality, Efficiency, Innovation and Integrity", it will be better and better in the future.
    5 Stars By Odelia from Uruguay - 2015.09.12 17:18
    The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.
    5 Stars By Julie from Doha - 2016.11.29 11:09
    
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