... Third Party inspection available upon requests.Our products including flange, elbow, tee, reducer, pipe and pipe fittings have been exported ... 400 , 600 , 900, 1500 , 2500* ASTM/ANSI B16.48:( Figure-8 blanks)Pressure Class :150, 300, 400 , 600 , 900,1500, 2500 ... FLANGE, BLIND FLANGE.Pressure Class :300, 400 , 600 , 900* API 6A :WELDING NECK FLANGE, THREAD FLANGE,BLIND FLANGE.Pressure :2000Psi, 3000Psi ...