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Annealed and Pickled, Welded Stainless Steel Boiler Tubes and Pipes, ASTM A249

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Description:

1.Welded Stainless Steel Boiler Tubes for coal-fired boilers and other boilers ,with corrosive condition,?

2. Applicable Standard:?ASTM A213,?ASTM A312,?ASTM A269,?ASTM A249, ?ASTM A511,?ASTM A789,?ASTM A790,?ASTM A268,?ASTM A270,?ASTM A632,?ASTM A688,?or equivalent standard

3. Main Steel Grade: TP347H,TP317H,TP321H,TP304H,TP316, S31008, S31009, N08811, N08810

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Dimension Range

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? ? ? ?Way of Seam | ? ? Outside Diameter (O.D.) | ? ?Wall Thickness (W.T.) |
Single Straight Seam: | ? ? ? 6mm - 914mm | ? ? ? ?0.5mm - 60mm |
Double Staight Seam: | ? ? ? 630mm - 1524 mm | ? ? ? ?2mm - 80mm |
Circular Seam: | ? ? ? 630mm and above | ? ? ? ?2mm-100mm |
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4 Testing:

(1). Visual and Dimensional Checking

(2). Chemical Composition Test

(3). Mechanical Properties Test, such as Tensile Test, Yield Test, Elogation Test, Hardness Test , etc

(4). 100% RT

(5). Hydro Static Test or Nondestructive Test

5. Surface: Polished; ?Solution Annealled and Pickled;?Cold-rolled /Cold-Drawn without annealing

6. Length: 6m, 11.8m or advised by customers

7. Marking: As per Standard

8. Packing: Reinforced plywood box or Bundle with plastic Caps

9. 3rd party inspection is acceptable

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Other Specifications

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Austentic Stainless Steel | TP304/L, TP316/L,TP317/H, TP347/H, TP310/S, 904L,TP321, TP316Ti, TP304H |
Gost 9940-11/Gost 9941-81 | 06ХН28МДТ, 08Х18Н10, 08Х18Н10Т, 12Х18Н10Т, 08X17H13M2,10X17H13M2T, 10-20X23H18 |
Duplex Steel | S32101,S32205,S31803,S32304, S32750, S32760 |
Incoloy 800 Series & Inconel 600 Series | 800, 800H, 600, 625,etc ? |
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Our Advanatages:

1.Professional Producer and Regular Stock Holder

2.Supplying full range of weldled stainless steel tubes / pipes with Russian Standard, American Standard and DIN Standard

3.Complete Testing equipment, such as RT test , Heat treatment furnace and HT

4.Focus on Projects

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Applications:

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Boiler Industry; Offore Equipment;

Oil and Gas Industry; Oil Refinery Industry

Ocean Engineering; Water Treatment;

Electrical Equipment； Paper Making Industry.



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