3D REVIEW 3D MODELS

ANTI-VACCUM VALVE

SPECIFICATIONS
VALVE SIZES 2" TO 250"
CLASS RATINGS CLASS 125 to CLASS 300
END CONNECTIONS FLANGED (FF, RF, RTJ)
DESIGN TYPES DIAPHRAGM TYPE, SPRING TYPE
PORT TYPE FULL PORT
SPECIAL REQUIREMENTS COUNTER WEIGHT

Note:

 MANUFACTURING SIZES RANGES WILL BE BASED ON HIGH PRESSURE CLASSES, SERVICE APPLICATION AND SPECIAL REQUIREMENT IF ANY.

 CONSULT FACTORY FOR LARGE SIZE VALVES.

STANDARD REFERENCE
DESIGN ASME B16.34
FACE TO FACE MANUFACTURING STANDARD
END CONNECTION ASME B16.5, ASME B16.1
TESTING API 598
NACE COMPLIANCE NACE MR 0175 / ISO 15156, NACE MR 0103
PT RATING ASME B16.34

MATERIAL OF CONSTRUCTION
BODY CARBON STEELS, LOW TEMPERATURE CARBON STEEL, AUSTENITIC STAINLESS STEEL, DUPLEX & SUPER DUPLEX STAINLESS STEELS, HIGH NICKEL ALLOYS, ALLOY STEELS
TRIM STAINLESS STEEL, ALLOY STEEL, DUPLEX & SUPER DUPLEX STAINLESS STEEL, HIGH NICKEL ALLOYS, HASTELLOY, ALLOY 20, INCONEL, MONEL & TITANIUM
SEAT BRONZE, BRASS, STAINLESS STEEL
SEALS VITON, BUNA-N, NBR, NITRILE RUBBER, PTFE
FASTENERS ASTM A193 Gr.B7/A194 Gr.2H, B7M/2HM, B8/8, B8M/8M, L7/Gr.7, L7M/GR.7M, L7/4, B16/4 etc.,

Note:

 ACTUAL MATERIALS OF CONSTRUCTION WILL DEPENDS UPON THE VALVE SIZE, PRESSURE CLASS, TEMPERATURE AND SERVICE CONDITIONS.

 OTHER MATERIALS ARE ALSO AVAILABLE UPON THE REQUEST.

 SPECIAL NDE & OTHER TESTING SHALL BE PERFORMED UPON CUSTOMER REQUIREMENT.