we offer the aluminum or copper g finned tube that is wound and embedded on a groove and securely locked by closing the groove with the base tube metal. This ensures maximum heat transfer at high temperatures. high durability and exceptional tensile strength are features of the g' finned tubes owing to which they are widely appreciated. We are trusted manufacturer, supplier and exporter of the g' finned tubes. attributes maximum operating temperature for g fin is 450 degree cfin material : aluminum or coppertube material : carbon steel, stainless steel and copper