DELLOK Seamless Superheater TP321 Stainless Steel U Bend Tube

Brand Name:DELLOK
Certification:CE. ISO,EN10204. 3.1 Cert.
Model Number:U Tube
Minimum Order Quantity:N/A Contact us for details
Delivery Time:Ex-work within 1 month on receipt of order.
Payment Terms:L/C, T/T Contact us for details
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Location: Nanjing Jiangsu China
Address: No.18 Tianyue Road,Yanzhou,Jiangsu China
Supplier`s last login times: within 25 hours
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Product Details

Seamless Superheater TP321 Stainless Steel U Shaped Tube


ASTM A213 TP321 / 321H , Seamless Stainless Steel U Bend Superheater Tube

ASTM A213/A213M : Seamless Ferritic and Austenitic Alloy-Steel Boiler, Superheater, and Heat-Exchanger Tubes


U-Bend Tubes are accordance with the Following Standards:

1. ASTM A688/ASME SA688

2. ASTM A803/ASME SA803

3. ASTM A556/ASME SA556


Steel Grade:

Ferrite

Austenite

Duplex

Super Duplex

Ni-Alloys

Titanium

TP410

TP405

S44400

S44660

TP430

TP304/304L

TP316/316L

TP316Ti

TP317/317L

TP321

TP347

S31803

S32205

S32304

S32750

S32760

N06600

N08020

N00880

N08825

N08904

Gr.2


Straight Tubes Maximum Length:

(Before Bending): 35000 mm.


Unit Leg Length

Min 1 Meter, Max. 16500 mm (For Max R=1500mm)


Heat Treatment

Stress Relieved After U-Bending (Bending Area Plus 300MM For Each Leg).


Hydrostatic Test After U Bending

Maximum Test Pressure 600 Bar, Holding time: 10 Sec.

Medium: Dematerialized Water.

Compressed Air Cleaning After Hydro-Test.


Packaging

In Strong Transport-Worthy Pre-fumigated wooden boxes of corresponding dimensions for

each tube Length, Radius, Diameter, According To PO requirements as well as wrapped In polyethylene

films With soft plastic caps on both end of Tube.


General Quality Tests

Corrosion Test

Conducted only when specially requested by the client

Chemical Analysis

Test done as per required quality standards

Destructive / Mechanical Testing

Tensile | Hardness | Flattening | Flare | Flange

Reverse-bend and Re. flat tests

Carried out in full compliance with relevant standards & ASTM A-450 and A-530 norms, which ensures trouble-free expansion, welding & use at customers end

Eddy Current Testing

Done to detect homogeneities in subsurface by using Digital Flaw-mark Testing System

Hydrostatic Testing

100% Hydrostatic Testing carried out according to ASTM-A 450 norms for checking tube leakage, and biggest pressure we can support 20Mpa/7s .

Air Under Pressure Test

To check any evidence of air leakage

Visual Inspection

After passivation, every single length of tubes & pipes is subjected to thorough visual inspection by trained staff for detecting surface flaws & other imperfections


Supplementary Testing : Apart from the above mentioned tests, we also carry out on the manufactured products supplementary testing. The tests conducted under this include:

  • Eddy Current Testing

  • O.P Testing

  • Radiography Testing

  • Corrosion Testing

  • Micro Testing

  • Macro Testing

  • IGC Testing

  • Ultrasonic testing

  • Liquid Penetrate testing


Our Service:
1. Inquiry-Professional quotation, or send inquiry item more details, we start contact more details
2. Confirm the price, lead time, payment term etc
3. Our sales send the Proforma Invoice with our seal, or you order online to us
4. Customer make the payment for deposit and send us Bank receipt
5. Initial Production Stage-Inform the clients that we have got the payment, and will make the samples according to your request, send you photos or samples to get your approval. After approval, we inform that we will arrange the production & inform the estimated time
6. Middle Production-send photos to show the production line which you can see you products. Confirm the estimated delivery time again.
7. End Production-Mass production products photos and samples will send to you for approval. You can also arrange the third party inspection
8. Clients make payment for balance and ship goods, inform the tracking number and check the status for clients
9. Order can be say "finish" when you receive the goods and satisfy with them
10. Feedback to our about Quality, Service, Market Feedback & Suggestion. And we can do better


China DELLOK Seamless Superheater TP321 Stainless Steel U Bend Tube supplier

DELLOK Seamless Superheater TP321 Stainless Steel U Bend Tube

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