Type: Seamless Alloy Steel Pipe Material Grade: ASTM A519 SAE4130 Size: OD 324mm ID 296mm Length 4200mm Surface Treatment: Acidpickling, oiled, 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.