super duplex stainless flanges made in  materials A182 F44,A182 F51, A182 F53 and inconel 276 , 6625,8825 with strict heat treatment and years of export experiences.The company is appreciated by the major international clients worldwide and its flanges and  forged components are part of the main oil & gas projects.

Technical consultancy, highly quality products, both standard and special ones, service excellence are the key factors highlighting the Baolongda  activities.