18 Years Factory T22 Tube - Martensitic Stainless Seamless tube – Donghao Metal Group

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Persisting in "High quality, Prompt Delivery, Aggressive Price", now we have established long-term cooperation with consumers from equally overseas and domestically and get new and old clients' large comments for Tp304/316l/321 Stainless Steel , Stainless Hollow Section , Wind Tower Flanges , If you are looking for a good quality, fast delivery, best after service and good price supplier in China for long-term business relationship, we will be your best choice.

18 Years Factory T22 Tube - 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 growth depends on the superior equipment ,exceptional talents and continuously strengthened technology forces for 18 Years Factory T22 Tube - Martensitic Stainless Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Mauritius , Johannesburg , Yemen , Relying on superior quality and excellent post-sales, our products sell well in America, Europe, the Middle East and South Africa. We are also the appointed OEM factory for several worlds' famous products brands. Welcome to contact us for further negotiation and cooperation.

304 Seamless Straight Tubing