Type: Heat Exchanger Tubes Seamless Cold Drawn Material Grade: ASTM A179 Size: OD 76.2mm WT 3.2mm LG 6100mm Surface Treatment: Oil Coating, etc. Application: Used in Boiler and Heat Exchanger, etc. Packing: In Bundles Case or as Your Requirement. Payment Terms: TT/LC, West Union, Paypal and O/A. Delivery Time: 7-25 Days after Received the Deposit.