ARGUS BALL VALVE

ARGUS BALL VALVE BALL 12" x 8" BV P.N. / CLASS 400 NO. 769190AF FABR. NO. 86537600 12 IN X 8 IN A350 LF2 BODY 400 LB ARGULOY BALL/SEATS GRAPHOIL PACKING. THE ARGULOY HARD LAYER ON THE BALL SURFACE AND THE SEATS IS A NICKEL-BASED ALLOY WHICH IS WELDED ON THE BASE METAL AND FUSED BY A SPECIAL HEAT TREATMENT. THE ASTM A350 LF2 IS A FORGED CARBON/ LOW-ALLOY STEEL GRADE FOR FORGED FLANGES FORGED FITTINGS AND VALVES INTENDED PRIMARILY FOR LOW-TEMPERATURE SERVICE AND REQUIRING NOTCH TOUGHNESS TESTING.