Pressure Seal Cover Check Valve

Our Features
* Hawa Valves Pressure Seal Check Valves have been designed to meet the requirements of BS 1868/ASME B 16.34
* Face to Face and End to End dimensions conform to ASME B 16.10 / ISO 5752 / BS 2080 / DIN
* End flange dimensions conform to ASME B 16.5 / ISO 7005-1 / API 605 / BS 3293 / DIN
* Butt weld end dimensions conform to ASME B 16.25
* The Seat-rings are satellite faced cylindrical bottom seated type having ample cross section for strength are securely welded in place
* The gasket design ensures self sealing under pressure
* The inner row of studs establish the initial seal of the Pressure seal joint
* Valves meet the requirements of fugitive emission levels Shell category B as per MESC SPE 77/312