http://www.chinavalve1.com/product/safety_valve_1.html
http://www.chinavalve1.com/product/safety_valve_1.html
9.A37、A38、A43Twin spring type safety valve:
11.GA49H Impulse Safety Valve
12.A42Y-160/320Closed spring loaded full bore type high pressure safety valve
13.A42 Closed spring loaded full lift type safety valve
14.Lever Saety Valve
15.W Series Spring Loaed Full Lift Safety Valve
WALKSON, as a professional safety valve parts manufacturer, supplies main parts for pressure safety valve, consisting of Valve Body, Disc, Stem and Valve Seat. Those pressure relief valve components can be made either from safety valve casting or forgings. Available material ...
Description: Kelly Valveis an effective manually operated ball type valve for the drill stem. It located within the drill string that allow for free-passage of drilling fluid without pressure loss and are specifically designed for effective control of blow outs and/or mud loss ...
WALKSON, as a professional safety valve casting manufacturer, supplies main parts for pressure safety valve, consisting of Valve Body, Disc, Stem and Valve Seat. Those pressure relief valve components can be made either from safety valve castings or forgings. Available material ...