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ASTM A334 Gr 1 Gr3 Gr6 ASTM A333 GR.1 GR3 GR6 Carbon Steel Threaded Low Fin Tubes pipes finned tubes pipe tubings

Categories Finned tubes Pipes
Brand Name: JSLY
Model Number: finned tubes
Certification: API
Place of Origin: CHINA
MOQ: 1PCS
Price: Depends on the sizes
Payment Terms: T/T,L/C
Supply Ability: 10000 tons
Delivery Time: 15 days
Packaging Details: Plwooden Case
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ASTM A334 Gr 1 Gr3 Gr6 ASTM A333 GR.1 GR3 GR6 Carbon Steel Threaded Low Fin Tubes pipes finned tubes pipe tubings

We are professional ASTM A334 Gr 1 Gr3 Gr6 ASTM A333 GR.1 GR3 GR6 Carbon Steel Threaded Low Fin Tubes pipes finned tubes pipe tubings fintubes for Ventilation system from china

ASTM A334 / A334M: Seamless and Welded Carbon and Alloy-Steel Tubes for Low-Temperature Service


Quick Detail:

General Low Fin Tubes Production CapacitySpecifications of Low Fin Tubes(N Fins)

Finning Facility: 10 finning machines;
Daily capacity up to 3000 meters;
Tube OD: 12.7 mm~25.4mm
Tube Length: 18 meters max.
Fin Height: 1.2 mm ~2.77mm
Fin Thickness: appr. 0.3mm
Fin Pitch: 30 FPI /28 FPI/ 26 FPI/ 36 FPI /43 FPI



Description:
Manufacturing process:
The fins are rolled out of outer wall of the plain tubes by a pass roller. Tubes and fins are in same piece tube. We call it N fin type.

Delivery Condition:
Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish.
The desiccants are put into the each package for continental transportation.


Applications:
​The Integral Low Finned Tubes find the preference in the following industrial sectors:

  1. Heating systems
  2. Ventilation systems
  3. Refrigeration and climate control systems
  4. Mechanical engineering
  5. Automotive manufacturing
  6. Chemicals and pertrochemical and power plant technology


Specifications:
Tube and fins consist of same tube and materials as carbon steel , low-alloy steels , stainless steel , brass , copper , cooper-nickel alloys , aluminum bronze , nickel alloys , titanium etc...

Plain tube (mm)Finned section dimensions (mm)RatioDe
D×tTpdddrdiηmm
19×20.818.8171342.817.9
19×2118.816.813.42.517.8
19×21.2518.816.6132.217.8
19×21.518.816.613217.7
19×2218.816.4131.717.5
25×2.50.824.82318.82.823.9
25×2.5124.822.618.82.7523.7
25×2.51.2524.822.3182.523.6
25×2.51.524.822.3182.223.5
25×2.5224.822181.823.4
25×2.52.524.822181.623.3
D------Outside diameter of plain end section
Dof----Diameter of top fins
Dr-----Root diameter of finned section
Di-----Inside diameter of finned section
T------Wall thickness of plain end section
Tp-----Fin pitch
De----Equivalent diameter of finned tube
L------Plain tube end length
Please email us for more information.

Data sheet of Low Fin Tubes



Competitive Advantage:

  1. We have more than 10,000 square meters workshop, including 10 finning machines, daily extrusion capacity up to 3,000 meters.
  2. The finning machines of Integral Low Fin Tubes are designed and assembled by ourselves and we can offer you finning machines and all accessories etc...
  3. The Integral Low Fins are rolled out of the tube surface to increase the tubes external surface area, without affecting any others dimension.
  4. Low Fins are very useful for tight condensers and exhibits high efficiency of heat transfer.
  5. Economical solutions of heat exchange problems of media with different heat conduction abilities or different current conditions.
  6. High chemical-, thermal- and mechanical resistance, suitable for rough operation conditions.
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