Type: Carbon Threaded Flange. Material and Grade: A105. Size: 3 Inch Class 300. Manufacture Method: Forged. Surface Treatment: Black Painting. Application: Construction, Mechanical Equipment etc. Third Party Inspection: SGS, BV, INTERNET ECT. Packing: Wooden Case or as Your Requirement. Payment Terms: TT/LC, West Union, Paypal, O/A. Delivery Time: 7-25 Days after Receiving the Deposit. Manufacturer: Derbo Steel Pipe Co., Ltd.