Industrial Supplies Projects

ASTM A790 / A789 Duplex Welded Stainless Steel Tube / Pipe, S31803, S32205, S32750, mainly with Large Outside Diameter

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Description:

1. ASTM A790 / A789 Duplex Welded Stainless Steel Tube / Pipe, which??offers excellent resistant to corrosion and very high mechanical strength,more compact system design and less welding.

2. Main Steel Grade: S31803, S32205, S32750,S32760

3. Dimension / Speficication:?

? ??One Straight Seam: ? ? ? ?O.D.: 6MM - 914MM, W.T.: 0.5MM - 60MM

? ? Double Straight Seam: ? O.D.: 630MM - 1524MM, W.T.: 2MM - 80MM

? ??Circular Seam: ? ? ? ? ? ? ? ?O.D.: 630MM and above, W.T.: 2MM-100MM

4. Testing:

? ? ?(1). Visual and Dimensional Checking

? ? ?(2). Chemical Composition Test?

? ? ?(3). Mechanical Properties Test , such as Tensile Test, Yield Test?

? ? ?(4). 100% RT?

? ? ?(5). Hydro Static Test

5. Surface: Solution Annealled and Pickled

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

7. Payment: L/C or T/T or negotiable

8. Marking: As per Standard

9. Packing:?Reinforced plywood box or Bundle with plastic Caps

10. 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:

1. Chemical process vessels

2. Piping and heat exchangers

3. Pulp mills

4. Food processing equipment

5. Oil field piping

6.Flue gas desulfurization equipment

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