Factory wholesale S31803 Tube - Martensitic Stainless Seamless tube – Donghao Metal Group

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Our goal is to provide high quality products at competitive prices, and top-notch service to customers around the world. We are ISO9001, CE, and GS certified and strictly adhere to their quality specifications for 316l Stainless Pipe , China Manufacturer Stainless Steel Tube , Ss304 Ss316 Heat Exchange Tube , Our company has already set up a professional, creative and responsible team to develop clients with the multi-win principle.

Factory wholesale S31803 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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The organization upholds the philosophy of "Be No.1 in good quality, be rooted on credit history and trustworthiness for growth", will keep on to provide previous and new customers from home and overseas whole-heatedly for Factory wholesale S31803 Tube - Martensitic Stainless Seamless tube – Donghao Metal Group, The product will supply to all over the world, such as: Jakarta , Mexico , Armenia , We adopted technique and quality system management, based on "customer orientated, reputation first, mutual benefit, develop with joint efforts", welcome friends to communicate and cooperate from all over the world.

Astm A269 Stainless Steel Tubing