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SA210 Gr. A1 Seamless Carbon Steel Rectangular Double H welding Fin Tube for Economizer
SA210 Gr. A1 Seamless Carbon Steel Rectangular Double H welding Fin Tube for Economizer: Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of Square or Rectangualr Fin Tube.
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Product Description
SA210 Gr. A1 Seamless Carbon Steel Rectangular Double H welding Fin Tube for Economizer
1.Product Details:
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Place of Origin: |
China.Imported materials are available |
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Brand Name: |
Baerfu |
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Certification: |
ISO... |
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Model Number: |
HH FIN |
2.Payment & Shipping Terms:
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Minimum Order Quantity: |
N/A |
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Price: |
N/A |
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Packaging Details: |
(1) Waterproof bundle package for short distance tansportation; (2) Steel frame case sealed by plywoods with each end capped. |
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Delivery Time: |
Normally Ex-work with 1 month |
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Payment Terms: |
T/T, L/C |
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Supply Ability: |
Daily capacity up to 20 Tons |
3.Detailed Product Description
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Company Type: |
Manufacturer,Importer & Exporter |
Fin Tube Type: |
HH Fin Tube Or Double"H" Fin Tube |
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Fins Type: |
Square & Rectangular |
Tube Nos: |
2 Pieces |
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Proce: |
DC ERW |
Tube Material: |
Carbon Steel, Stainless Steel, Alloy Steel Etc.. |
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Fin Material: |
Carbon Steel, Stainless Steel, Alloy Steel Etc.. |
Tube Length: |
No Limit |
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Fin Density: |
Min. 10mm |
Surface Treament: |
Varnish /red Or Black Painting |
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High Light: |
Finned Tubing,Heat Exchanger Fin Tube |
||
SA210 Gr. A1 Seamless Carbon Steel , Rectangular 'Double H' welding Fin Tube for Economizers
4.Description
More Tube Materials
ASTM A106 / 106M : Seamless Carbon Steel Pipe for High-Temperature Service
ASTM A179 / A179M : Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes
ASTM A192 / A192M : Seamless Carbon Steel Boiler Tubes for High-Pressure Service
ASTM A210 / A210M : Seamless Medium-Carbon Steel Boiler and Superheater Tubes
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General fin tube production capacity |
General specfications of HH(Double H) fin tube |
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Production Facility: 6 finning machines; Daily capacity up to 20 tons; |
Tube OD: 51 mm max. Tube Length: 18 meters max. Fin Thickness: 1.5mm ~3.5mm Fin Pitch: 10mm Min. |
Manufacturing process
Square or Rectangular Fins are welded on two steel base tubes. We call it Double H (HH) fin type.
Manufacturing Process
Square or Rectangular H Fins are welded on a steel base tube. We call it H Fin Type Tubing.
Acceptance Criteria
Approved drawing and the delivery conditions (TDC) of clients.
Additional Services
Tube swaging, elbows, bends (90°/ 180°or as per client's design).
Quality Tests
The Square or Rectangualr H Finned Tube quality is assured by hydrostatic or pneumatic tests, eddy current tests and tensile tests in order to verify the mechanical bonding between inner tubes and outer fins.
Surface Coating
Outside-Red oxide zinc phosphate primer and inside volatile corrosion inhibitor (VCI) in water soluble tablet form.
5.Delivery Condition:
Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of Square or Rectangualr Fin Tube.
6.Applications:
Economizers ,
Heat exchangers
Marine boilers
Applications:
Economizers
Boilers
Heat exchangers
7.Specifications:
|
Items |
General Materials |
Popular ASTM /ASME Materials |
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Core Tube Material |
Carbon Steel |
1. Carbon Steel: A106 / A179 /A192 / A210 etc... |
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Studs |
Carbon Steel |
1. Carbon Steel
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8.Why we choose HH welding fin tube: High efficiency, minimum power loss, easy cleaning.
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Descriptions of HH Fin Tube |
Popular Specifications we make |
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Tube OD(mm) |
25mm to 51mm |
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Tube Wall thickness(mm) |
2.5mm Min. |
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Tube length(mm) |
18000mm Max. |
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Fin thickness(mm) |
1.5mm to 3.5mm |
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Fin pitch(mm) |
10mm Min. |
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Please email us for more information. |
|
9.Competitive Advantage:
■ Shanghai Port is our nearest seaport and airport, less than 2 hours’drive away from our workshop, convenient transportation.
■ The Square or Rectangular HH Fin Tubes are the preferred tube choice for high pressure boilers.
■ Fins can be manufactured by stamping process in almost any shape and size.
■ In-line fin and tube spacing allows for cleaning with excellent choice in sooting or fouling atmospheres.
■ Fin height and spacing are limited only by heat transfer considerations.
■ Fins and tubing can be similar or dissimilar metals.
10.FAQ:
|
|
Q |
A |
|
01 |
How many days you need to install the equipment? |
30 days. |
|
02 |
How many staff abroad you sent to install the equipment? |
3 persons. |
|
03 |
Can I delivery the goods from other supplier to your factory? Then load together? |
Yes. |
|
04 |
Can the equipment be installed under hot weather? |
Yes. |
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05 |
Can Your products be installed under the cold weather? |
Yes. |
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06 |
Can I only buy some spare parts from you? |
Yes. |
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07 |
Will you participate in the exhibition? |
Will do . |
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08 |
How long it takes you to provide the designing options for us? |
1-2 working days . |
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09 |
What is your products standardization? |
National standard . |
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10 |
How do you pack the equipment? |
Wooden box . |
|
11 |
Can you can design the equipment according to our size? |
Yes. |
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12 |
How many years have your company made this kind of equipment? |
13 years . |
|
13 |
Which certificate do you have for your equipment? |
ISO |
|
14 |
Do you have any real project pictures of the equipment? |
Yes. |
|
15 |
How far is your factory from the airport? |
50 minutes . |
|
16 |
How long it will take from guangzhou to your factory? |
2 hours by plane, 9-10 hours by high-speed rail. |
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17 |
Do you provide sample? Free or charge? |
Samples can be provided, charges are required. |
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18 |
What is your term of payment? |
30% prepaid, paid in full before shipment. |
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19 |
What is your MOQ? |
100 pcs . |
|
20 |
Are you a trading company or a manufacturer? |
Manufacturer. |
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21 |
How long is your delivery time? |
40 days . |
|
22 |
How many production lines in your factory? |
7 high-frequency resistance welding spiral fin tube production lines, 3 tube bending machines, 18 rolling extruders, 12 aluminum fin winding and inlaying machines. |
