Chinese wholesale Martensitic Stainless Seamless Tube - High pressure seamless bolier tubes – Donghao Metal Group

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The corporation upholds the philosophy of "Be No.1 in excellent, be rooted on credit rating and trustworthiness for growth", will proceed to provide aged and new buyers from home and abroad whole-heatedly for Stainless Haevy Wall Tube , Astm A269 Tp304l Steel Tube , Perforated Stainless Steel Tube, We never stop improving our technique and quality to keep up with the development trend of this industry and meet your satisfaction well. If you are interested in our products, please contact us freely.
Chinese wholesale Martensitic Stainless Seamless Tube - High pressure seamless bolier tubes – Donghao Metal Group Detail:

Seamless Boiler Tubes in an extensive range of stainless steel and alloy steel, suitable for boilers, such as high pressure boilers, steam HRSG boilers, high pressure feed water heaters, super heaters.

DMG’s seamless boiler tube program includes High pressure boiler tubes and Super length boiler tubes, our boiler tubes are supplied in straight lengths up to 28 meters, or as U-bent tubes.

Main Material:

T1, T2 , T11 , T12 , T22 , T23 , T91 , T92

Other grades can be offered on request.

Standards: ASME SA213M EN 10216-2

Outside diameter range from 6.35-50.8mm

Wall thickness range from 0.71-3.81mm

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.

U-BENDING / U bend Tubing / U Tube:

U-BENDING / U bend Tubing

Bending Radius: From 1.5 * O.D (outside diameter) ,When ordering tubes with bending radius less than 1.5*OD, it is necessary to get the agreement with us.

Straight tubes maximum length (before bending): 35000 mm.

Leg length: min 1 meter, max. 16500 mm (for max r=1500mm) 

Note: Other sizes are available upon agreement.

Heat treatment: stress relieved after u-bending (bending area plus 300mm for each leg).


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Chinese wholesale Martensitic Stainless Seamless Tube -
 High pressure seamless bolier tubes – Donghao Metal Group detail pictures


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We will constantly satisfy our respected customers with our good excellent, superior value and superior assistance due to we're additional experienced and far more hard-working and do it in cost-effective way for Chinese wholesale Martensitic Stainless Seamless Tube - High pressure seamless bolier tubes – Donghao Metal Group, The product will supply to all over the world, such as: Lithuania , Islamabad , Leicester , Faced with the vitality of the global wave of economic integration, we've been confident with our high-quality items and sincerely service to all our customers and wish we can cooperate with you to create a brilliant future.
  • This company can be well to meet our needs on product quantity and delivery time, so we always choose them when we have procurement requirements.
    5 Stars By Natividad from Kuala Lumpur - 2016.12.09 14:01
    Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!
    5 Stars By Dominic from Zurich - 2015.06.12 16:22
    
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