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YUHONG HOLDING GROUP CO., LTD

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  3. ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process
China ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process
China ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process

  1. China ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process
  2. China ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process
  3. China ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process
  4. China ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process

ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process

  1. MOQ： Depend
  2. Price： Negotiable
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Payment Terms T/T,L/C
Supply Ability 1000 tons/month
Delivery Time 35-45 days
Packaging Details Ply-wooden Case With Iron Frame
Fin Tubes Type Embedded G Fin Tubes
Embedded G Fin Tubes Material ASTM A179 Carbon Steel Base Tubes, Al1100 Fins
Embedded G Fin Tubes Forming Mechanical cold‑forming process,Feature: G‑shape groove
Embedded G Fin Tubes Size By Costomers' Requirements
Embedded G Fin Tubes Application Air-cooled heat exchangers & air coolers,Air cooled condensers (ACC) in power plants,Oil coolers & hydraulic system coolers,Furnace waste heat recovery equipment and others
Embedded G Fin Tubes Packing Ply-wooden Case With Iron Frame
Brand Name YUHONG
Model Number Embedded G Fin Tubes
Certification ISO 9001-2015,ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T,L/C Supply Ability 1000 tons/month
Delivery Time 35-45 days Packaging Details Ply-wooden Case With Iron Frame
Fin Tubes Type Embedded G Fin Tubes Embedded G Fin Tubes Material ASTM A179 Carbon Steel Base Tubes, Al1100 Fins
Embedded G Fin Tubes Forming Mechanical cold‑forming process,Feature: G‑shape groove Embedded G Fin Tubes Size By Costomers' Requirements
Embedded G Fin Tubes Application Air-cooled heat exchangers & air coolers,Air cooled condensers (ACC) in power plants,Oil coolers & hydraulic system coolers,Furnace waste heat recovery equipment and others Embedded G Fin Tubes Packing Ply-wooden Case With Iron Frame
Brand Name YUHONG Model Number Embedded G Fin Tubes
Certification ISO 9001-2015,ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS Place of Origin China
High Light ASTM A179 Carbon Steel Embedded G Fin Tube ，Mechanical Cold-Forming Process Extruded Fin Tube ，Boiler Systems Economizers Finned Tube
ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process for Boiler Systems Economizers
Embedded G fin tubes are manufactured via a mechanical cold-forming process that creates a permanent, high-strength bond between the fin strip and base tube—no welding or brazing is used. The spiral "G-groove" is precision-machined onto the outer surface of the base tube. A continuous metal fin is tension-wound into the groove, and then the sidewalls of the groove are cold-rolled/backfilled to firmly lock the fin root. This mechanical interlocking ensures excellent thermal conductivity and resistance to vibration and thermal cycling.
ASTM A179 cold-drawn low-carbon seamless tube is the most popular and cost-effective base tube choice for embedded G finned tubes (especially steel-aluminum embedded G finned tubes, most widely used; cost-effective; ≤260°C). ASTM A179 specification covers minimum-wall-thickness tubular heat exchangers, condensers, and similar heat transfer apparatus. Its core advantages lie in four key aspects: processing adaptation, heat transfer, structure, and cost.
ASTM A179 Carbon Steel Embedded G Fin Tubes manufacturing process and application
Chemical Composition (%) Maximum
Grade C Mn P S
A179 0.06-0.18 0.27-0.63 0.035 0.035
Mechanical Properties
Grade Tensile Strength min Yield Strength min Elongation in 2" or 50mm min
A179 47ksi (325 MPa) 26ksi (180 MPa) 35%
Product Definition & Advantages
The mechanical forming of embedded G finned tubes creates a permanent, highly conductive bond that requires no welding and provides excellent vibration and thermal cycling resistance for medium- to high-temperature heat transfer applications.
Key Advantages:
  • Excellent bond strength: mechanical interlocking prevents fins from detaching under vibration and thermal cycling
  • Excellent thermal conductivity: tight, zero-gap contact minimizes thermal resistance
  • High temperature resistance: suitable for medium to high temperature applications
  • Versatility: suitable for most metals; compatible with high-pressure systems
Application Industries
  • Power & Energy
  • Petrochemical & Natural Gas
  • Metallurgy & Building Materials
  • HVAC & Refrigeration
  • Other Industries & Environmental Protection
Embedded G Fin Tubes industrial applications and installations

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory

  • Business Type:

    Manufacturer,Importer,Exporter,Trading Company,Seller,Other

  • Year Established:

    1990

  • Total Annual:

    50M-70M

  • Employee Number:

    50~800

  • Ecer Certification：

    Verified Supplier

Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories,  the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n... Yuhong Holding Group has more than 35 years experience for pipeline products, till now we have 3 big joint venture factories,  the total production area more than 130000 square meters, and more than 600 workers with 106 production lines give our clients excellent supporting always. &n...

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  • YUHONG HOLDING GROUP CO., LTD
  • 20 Floor, No.1 New World Building, NO.1018 Min'an Road, Yinzhou District, Ningbo, China, ZIP:315040
  • https://www.steelfintube.com/

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