A179 cold drawn seamless carbon steel Extruded Fin Tube OD 1''

A179 cold drawn seamless carbon steel , OD 1\'\' , extruded cooling high fin tube
ASTM A179 / A179M - Seamless Cold-Drawn Low-Carbon Steel Heat-Exchanger and Condenser Tubes
Executive?Standard: ASME??SA179/SA179M, ASTM,DIN, JIS?or?GB?standard
Tube?Type:Seamless (Cold Drawn)
Ends:Plain ends or bevel ends.
Surface?protection:black painting,anti-rust oil?or varnish.
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Detail:

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Description:
Manufacturing Process
A smooth core tube is inserted into an aluminum sleeve and then the fins are extruded out of the aluminum sleeve.
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Fin Types
The?fins are solid plain or?serrated into 12,16 or 24 segments.
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Un-finned Sections
We provide extruded fin tubes with Unfinned Section?gaps in the middle.
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Protection of Ends
Both bare ends of Extruded Bimetallic Finned Tubes shall be Zinc or Aluminum that?metallized applied?by an electro spray arc system coating.
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Accessories
Tube Support Box, Clamp or Spacer Box?(Materials: Aluminum, Zinc or Stainless Steel).
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Delivery Condition
Tube ends are square cut, free burrs, internally dried and air blown clean, externally coated with varnish at both ends of DR?Type Tubes.??
The desiccants are put into each package for continental transportation as well.
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Applications:
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The common application fileds are:

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Specifications:
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Extruded Bimetallic Finned Tube is combined with two different materials.
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Competitive Advantage: