DELLOK High-Efficiency HFW Steel Pipe with Annealed Normalized or Tempered Delivery Condition
ASTM A192 / A192M : Seamless Carbon Steel Boiler Tubes for High-Pressure Service
ASTM A210 / A210M : Seamless Medium-Carbon Steel Boiler and Superheater Tubes
Steel Grade: Grade A1; Grade C
Delivery Condition: Annealed, Normalized, Normalized and Tempered
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Quick Details |
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Condition: |
New |
Brand Name: |
YONGHUI |
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Place of Origin: |
China |
Tube OD: |
50.8mm(2'') max. |
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Tube Length: |
no limit |
Fin Height: |
16.5 mm max. |
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Fin Thickness: |
generally 0.4mm ~0.6mm |
Fin Pitch: |
2.1 mm (12FPI) min. |
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Packing: |
Steel frame with plywoods or seaworthy wooden box. |
Daily production capacity |
up to 7,000 meters. |
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Warranty: |
1 Year |
Marketing Type: |
New Production 2020 |
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Machinery Test Report: |
Provided |
After Warranty Service: |
Online support |
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After-sales Services: |
Video technical support, Online support |
Certification: |
CE. ISO,EN10204. 3.1 Cert. |
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Local Service Location: |
None |
Showroom Location: |
None |
Manufacturing process
The aluminum fin strip is tension wound and placed into a groove cut into the tube with appr. 0.4mm fluted depth. Both ends of Grooved G type Fin Tubes shall be Zinc or Aluminum metalized applied by an electro spray arc system coating. When the tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of G-Fin Embedded Finned Tube. The desiccants are put into each package for continental transporation as well, it will be delivered. And we provide Tube support box, clamp or spacer box (Materials: Aluminum, Zinc and Stainless Steel).
Acceptance criteria
API Standard 661(Air-Cooled Heat Exchangers for General Refinery Service) or the delivery conditions (TDC).
Applications:
The common application fields are:
Heat exchangers units for power plant(electric, nuclear, thermal and geothermal power plants);
High corrosive systems (condensers, evaporators, sea water desalinations, fertilizing, urea systems, ammonia, gas, corrosive acids);
The petroleum, chemical and petrochemical industries;
The food processing and refrigeration industries;
Natural gas treatment;
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All dimensions are in Inches and specification upon your requests. |
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Tube OD |
Fin Height |
Fin Thickness |
Fins per Pitch(Density) |
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5/8 |
3/8,1/2 |
.015/.016/ .020 |
6, 7, 8, 9, 10, 11, 12 |
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3/4 |
5/8,1/2 |
.015/.016/ .020 |
6, 7, 8, 9, 10, 11, 12 |
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1 |
5/8,1/2 |
.015/.016/ .020 |
6, 7, 8, 9, 10, 11, 12 |
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1 1/4 |
5/8,1/2 |
.015/.016/ .020 |
6, 7, 8, 9, 10, 11, 12 |
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1 1/2 |
5/8,1/2 |
.015/.016/ .020 |
6, 7, 8, 9, 10, 11, 12 |
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Please email us for more information. |
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Our Service |
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1 |
Inquiry-Professional quotation, or send inquiry item more details, we start contact more details |
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2 |
Confirm the price, lead time, payment term etc |
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3 |
Our sales send the Proforma Invoice with our seal, or you order online to us |
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4 |
Customer make the payment for deposit and send us Bank receipt |
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5 |
Intial Production Stage-Inform the clients that we habe 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 |
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6 |
Middle Production-send photos to show the production line which you can see you products. Confirm the estimated delivery time again. |
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7 |
End Production-Mass production products photos and samples will send to you for approval. You can also arrange the third party inspection |
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8 |
Clients make payment for balance and ship goods, inform the tracking number and check the status for clients |
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9 |
Order can be say "finish" when you receive the goods and satify with them |
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10 |
Feedback to our about Quality, Service, Market Feedback & Suggestion. And we can do better |
