Design stanard: MSS SP-81, JB/T8691
Flange connection: ANSI B16.5, JIS10K, PN10, PN16
Body material: GGG40, GGG50, A536, Ductile iron
Disk / stem material: SS201,SS304,SS304L,SS316,SS316L,SS2205, SS904L, SS2507
Size range: DN50(2'')-DN1600(64'')
rising stem
Actuator: handle wheel, lever, gear, hydraulic, electrical, Pneumaitc cylinder
Double acting cylinder or spring return cylinder, switches, limit switches,
positioner, solenoid valve, air filter etc. fail safe system
Seat material: NBR, EPDM, VITON etc.
customized design on request:
Deflection cone, flush ports
The bolted bonnet knife gate valve is a widely used valve that is designed for effective flow control in pipelines. Here are some of its typical applications: Chemical Processing、Oil and Gas、Mining、Pulp and Paper.
Maintenance and Operation:
Valves must be initially lubricated using a suitable lubricant, and every three months, they must be disassembled, inspected, and lubricated if necessary.