Knowledge Centre

Category: Valves / Actuation

Browse our latest technical blogs and updates.

Knife-gate valves for the mining industry

Stafsjö SLV, SLF, SLH & SLX valves are all suitable for the most abrasive and demanding slurry where operational reliability and low life-cycle costs are emphasised

Control Valve Linkage-Free Positioners – why change?

Linkage free positioners use a magnetic assembly that is non contact. What does that mean?:

Knife-gate valves for the biomass industry

Stafsjö’s product range consist of 16 different models of which WB and MV valves are particularly suited for biomass.

Reducing the risk of welding-heat damage to valves during installation

To reduce the risk of damage being caused to valves during the installation process, ESI can now supply Habonim 3-piece ball valves which are fitted with “extended ends”

Monitoring the position of manual lever-operated valves

Feedback sensors are essential for ensuring critical valves are appropriately positioned when in service.

Actuators to meet clean-room specification

For sanitary applications or when it is necessary to install actuators in a clean room, the standard industrial actuator may present a problem as the specification usually calls for “crevice free” equipment.

Diagnosing Critical Control Valves In Service – Performance Diagnostics (PD)

Diagnose your Control Valves in Service without being a valve expert

Critical control valves: 4 steps to reduce down time; improve plant performance

The following 4 steps can reduce the likelihood of an unscheduled shut down or worst-case should ensure that systems are in place to return the plant to normal operation, as quickly as possible:

PTFE Lined Butterfly Valves – Critical Applications Require Quality Design Features

PTFE Butterfly Valves have historically received bad press due to the perception that they leak. However with advances in technology and design, manufacturers are now supplying high quality valves that are bubble tight.

6 Reasons Boiler Feedwater Control Valves Leak: Suggested Solutions

Emerson Fisher Control Valves have extensive experience in control Valves for the Power Industry. 6 reasons boiler feedwater valves leak and suggested solutions

6 reasons boiler feedwater valves leak: oversizing for maximum conditions (part 2)

6 reasons boiler feedwater valves leak: oversizing for maximum conditions (part 2)

6 reasons boiler feedwater valves leak: failure to specify tight shut-off (part 3)

6 reasons boiler feedwater valves leak: failure to specify tight shut-off (part 3)

6 reasons boiler feedwater valves leak: improper operation (part 4)

6 reasons boiler feedwater valves leak: improper operation (part 4)

6 reasons boiler feedwater valves leak: poor control arrangement (part 5)

6 reasons boiler feedwater valves leak: poor control arrangement (part 5)

6 reasons boiler feedwater valves leak: entrained particles (part 6)

6 reasons boiler feedwater valves leak: entrained particles (part 6)