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ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process for Boiler Systems Economizers

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ASTM A179 Carbon Steel Embedded G Fin Tube with Mechanical Cold-Forming Process for Boiler Systems Economizers

Brand Name:	YUHONG
Model Number:	Embedded G Fin Tubes
MOQ:	Depend
Price:	Negotiable
Payment Terms:	T/T,L/C
Supply Ability:	1000 tons/month

Detail Information

Product Description

Detail Information

Place of Origin:

China

Certification:

ISO 9001-2015,ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS

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

Packaging Details:

Ply-wooden Case With Iron Frame

Supply Ability:

1000 tons/month

Highlight:

ASTM A179 Carbon Steel Embedded G Fin Tube

Mechanical Cold-Forming Process Extruded Fin Tube

Boiler Systems Economizers Finned Tube

Product Description

ASTM A179 Carbon Steel Embedded G Fin Tubes 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.

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

Tags:

Studded Tube

Solid Fin Tube

Serrated Finned tube

Embedded G Fin Tube

Extruded Fin Tube

Wound Fin Tube

Low Fin Tube

Square Fin Tube

Longitudinal Finned Tube

Enhanced Heat Transfer Tube

Fin Tube Support

Return Bend

Heat Exchanger Tube

Stainless Steel Heat Exchanger Tube

Duplex Stainless Steel Heat Exchanger Tube

Super Duplex Stainless Steel Heat Exchanger Tube

Nickel Alloy Steel Heat Exchanger Tube

Copper Alloy Steel Heat Exchanger Tube

Titanium Alloy Steel Heat Exchanger Tube

Alloy Steel Heat Exchanger Tube

U Bend Heat Exchanger Tube

Carbon Steel Heat Exchanger Tubes

Boiler Tube

Nickel Alloy Steel Boiler Tube

Stainless Steel Boiler Tube

Duplex Stainless Steel Boiler Tube

Alloy Steel Boiler Tube

Carbon Steel Boiler Tube

Fired Heater Parts

Baffle Plate

Tubesheet

Studded Tube

Solid Fin Tube

Serrated Finned tube

Embedded G Fin Tube

Extruded Fin Tube

Wound Fin Tube

Low Fin Tube

Square Fin Tube

Longitudinal Finned Tube

Enhanced Heat Transfer Tube

Fin Tube Support

Return Bend

Heat Exchanger Tube

Stainless Steel Heat Exchanger Tube

Duplex Stainless Steel Heat Exchanger Tube

Super Duplex Stainless Steel Heat Exchanger Tube

Nickel Alloy Steel Heat Exchanger Tube

Copper Alloy Steel Heat Exchanger Tube

Titanium Alloy Steel Heat Exchanger Tube

Alloy Steel Heat Exchanger Tube

U Bend Heat Exchanger Tube

Carbon Steel Heat Exchanger Tubes

Boiler Tube

Nickel Alloy Steel Boiler Tube

Stainless Steel Boiler Tube

Duplex Stainless Steel Boiler Tube

Alloy Steel Boiler Tube

Carbon Steel Boiler Tube

Fired Heater Parts

Baffle Plate

Tubesheet

products details

Studded Tube

Solid Fin Tube

Serrated Finned tube

Embedded G Fin Tube

Extruded Fin Tube

Wound Fin Tube

Low Fin Tube

Square Fin Tube

Longitudinal Finned Tube

Enhanced Heat Transfer Tube

Fin Tube Support

Return Bend

Heat Exchanger Tube

Stainless Steel Heat Exchanger Tube

Duplex Stainless Steel Heat Exchanger Tube

Super Duplex Stainless Steel Heat Exchanger Tube

Nickel Alloy Steel Heat Exchanger Tube