... flanges (weld neck, Slip-On, Threaded, Blind, Socket weld, Lap-Joint) to US, British, Japanese and European Standards2. Orifice flanges and Orifice ... Ring Joint4.Tongue&Groove5.Male&FemaleSizes:1. 1/2" to 200"Pressure:150lbs to 3000lbsMaterials and Grades:1. Carbon Steel (A105 and ... and manufacture flanges and forgings according to customers' special order with Max OD is up to 5,000.00mm and unit weight ...