Буровой насос клапаны и сиденья

Mud Pump Valves&Seats: High performance valves and seats are available from DL with the following features: 1.Forged alloy steel AISI 4119 construction 2.Heavy-duty valve design 3.Deep carburized wear surfaces 4.Heavy-duty durable retainer threads 5.Precise machined to API standards 6.Taper post-heat treat machined to remove warpage Various sizes are available to fit all major mud pumps.An extensive range of valves and seats are offered,such as Premium Cross-Arms Valve and Seat,Three-arm Valve and Seat,Three-wing Valve,Four-wing Valve,Full-open Seat,Long-life Bonded Valve with Urethane.Wide choices areavailable for requirements not met by hardened or stainless steel valves and elastomer- valve seats. Payment:30-70&TT or L/C.