100% Original Heat Resistant Alloy Seamless Tube - Martensitic Stainless Seamless tube – Donghao Metal Group

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Our purpose is to fulfill our clients by offering golden company, great price and premium quality for Aisi 321 Stainless Steel Round Pipe , 300 Series Tube , Tp304 304l 316 316l Seamless Stainless Steel Tube , We believe in quality over quantity. Before export of the hair there is strict quality control check during treatment as per international quality standards.

100% Original Heat Resistant Alloy Seamless 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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Bear "Customer initially, High-quality first" in mind, we work closely with our prospects and supply them with efficient and specialist companies for 100% Original Heat Resistant Alloy Seamless Tube - Martensitic Stainless Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Iraq , Oman , Thailand , Our factory covers an area of 12,000 square meters, and has a staff of 200 people, among which there are 5 technical executives. We are specialized in producing.We have rich experience in export. Welcome to contact us and your enquiry will be replied as soon as possible.

Customized Seamless Stainless Steel Tube