2017 New Style Boiler Tube - Martensitic Stainless Seamless tube – Donghao Metal Group

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The company upholds the philosophy of "Be No.1 in quality, be rooted on credit and trustworthiness for growth", will continue to serve old and new customers from home and overseas whole-heatedly for T92 Tube , 347h Stainless Steel Tube , 321 Stainless Steel Pipe , With the tenet of "faith-based, customer first", we welcome clients to call or e-mail us for cooperation.

2017 New Style Boiler 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 products and solutions are greatly recognized and trustworthy by customers and may fulfill constantly changing financial and social requires for 2017 New Style Boiler Tube - Martensitic Stainless Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Las Vegas , Colombia , UK , we have complete material production line, assembling line , quality control system, and the most importantly, we have many patents technology and experienced technical&production team, professional sales service team. With all those advantages, we are going to create"the reputable international brand of nylon monofilaments", and spreading our products to every corner of the world. We are keep moving and try our best to serve our customers.

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Managers are visionary, they have the idea of "mutual benefits, continuous improvement and innovation", we have a pleasant conversation and Cooperation.