Type A46C - Pilot Operated Safety Valve

Pilot operated safety valve, newly structured--is mainly applied to such trades as petroleum &

natural gas, chemistry, electric, metallurg & burning gas. It is the best super-pressure protecting

equipment on presss equipment, container or pipeline. It is mainly characteized by shifting direct

function of spring to indirect function of quide valve. What's more, main valve, applying for sleeve

piston & double sealed seat, is characterized by high precision of action, good recycling function, 

fast turning back to seat, ability to high pressure leaking, long working time and security, toge-

ther with read-justment on line, automatic turning back to saet after leaking again and again,

tight closure, operating and maintaining convenience.

Standards Compliance:

Design and Manufacture: API RP 520

Face to Face(end to end): API 526

Test and Inspection: API 527

Main property specifiecation

Code of throat diameter

Main Dimensions

Materials for main parts

Essential:

Valves are delivered at a set pressure, therefore when ordering 

Please confirm set pressure, medium and temperature

TS

Safety accessory and Safety protection device 

Manufacture License of Special Equipment, People's republic of China