Type: Slip On RF Flange Material and Grade: ASTM A105 ASME B16.5 Manufacture Method: Forged Size: 3 1/2 Inch CL150# Surface Treatment: Oiled,Black painting etc. Application: For Pipe Connection, etc. Packing: Pallet/In Bundles/Wooden Case with Steel Strips or as Your Requirement. Payment Terms: TT/LC, West Union, Paypal and O/A. Delivery Time: 7-25 Days after Receiving the Deposit.