Type: Seamless Boiler and Heat Exchanger Tube Material Grade: ASTM A179 Size: 19.05mm OD X 2.11mm Wall Thickness X 6100mm Length 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.