H.H.P. Valve Maintenance
Company Limited
Scope of Work
Remove & Install, Overhaul & Repair, Pressure Test & Calibration, Modify Accessory, Build Parts Accessory
Safety Valve Spring Load Type

Safety Valve Spring Load Type

Safety Valve Spring Load Type

Safety Valve Spring Load Type

Safety Valve Spring Load Type
Safety Valve Pilot Operate Type

Safety Valve Pilot Operate Type

Safety Valve Pilot Operate Type
Safety Valve Deadweight Type

Safety Valve Deadweight Type

Safety Valve Deadweight Type
Pressure Vacuum Valve
(Breather Valve)

Breather Valve

Breather Valve
Gate Valve

Gate Valve

Gate Valve
Globe Valve

Globe Valve
Check Valve

Check Valve

Check Valve
Ball Valve

Ball Valve

Ball Valve
Butterfly Valve

Butterfly Valve

Butterfly Valve
Plug Valve

Plug Valve

Plug Valve

Plug Valve
Diaphragm Valve

Diaphragm Valve

Diaphragm Valve
Pneumatic Control Actuator

Pneumatic Control Actuator

Pneumatic Control Actuator

Pneumatic Control Actuator

Pneumatic Control Actuator
Hydraulic Control Actuator

Hydraulic Control Actuator
Electric Control Actuator/Motor Drive

Electric Control Actuator

Electric Control Actuator
Material and Spare Parts
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PTFE (V-Packing)

O-ring

Spring

Spiral Wound Gasket

Non-Asbestos Gasket

Ring Joint Gasket

PTFE Rope

PTFE Gasket

Graphite Mole Packing

Graphite Rope
