Type: LSAW Steel Pipe Standard: API 5L Material Grade:API 5L X52 PSL1 Size:28In x 0.938In End Type:Plain End Surface Treatment: Oiled/Black Painting. Application: For Water, Oil & Gas, etc Packing: In Bundles with Steel Strips or as Your Requirements Payment Terms: TT/LC,West Union,Paypal and O/A. Delivery Time:7-25 Days after Receiving the Deposit.