Fisher 4R637146102 Valve Trim Spare Component

Technical Specifications

Model：4R637146102 Brand：Fisher Product Type: Control valve internal trim spare component

Module Feature

Fisher 4R637146102 is precision alloy mechanical spare component for Fisher globe control valve trim assembly. It cooperates with valve plug, seat ring and cage to form complete throttling trim set. It features high tensile strength,anti-cavitation and anti-erosion performance. Widely applied in oil,gas,chemical and power plant high pressure differential control valves.

Working principle: Trim positioning and supporting for throttling assembly Onboard components: Alloy mechanical body, locating pins, sealing washer

LED indicators

Not equipped

Hardware self-diagnosis

Visual inspection, dimensional measurement, surface wear inspection, trim assembly fitting test

Programming software

No dedicated software required

Mechanical & Structure

Mounting: Installed inside globe control valve body Protection class:IP66

Environmental

Operating temperature:-40℃ ~ +425℃ Ambient humidity:5~95% non-condensing Certification:CE Status:Fisher valve trim spare part

System compatibility

Compatible with matched Fisher globe control valve trim assembly and pneumatic diaphragm actuator for industrial process control system.

Function

4R637146102 is valve trim spare component manufactured by Fisher. It supports and locates internal valve trim parts, maintains coaxiality of plug and cage during valve stroke movement. It reduces mechanical friction and vibration during fluid throttling, stabilizes valve flow characteristic and improves seat sealing performance. It is essential spare part for high differential pressure control valve trim overhaul.

Installation

Follow lockout/tagout safety procedure before installation. Isolate pipeline and release process pressure. Disassemble valve bonnet, replace old 4R637146102 component. Verify trim coaxiality and sliding clearance. Reassemble valve and perform hydrostatic pressure test and seat leakage inspection.

Interface

Valve body internal locating structure, fixed mounting pins, no LED indicators on 4R637146102.

Diagnostic

Valve internal leakage: Trim misalignment caused by worn spare component. Abnormal vibration and noise: Deformed component or loose trim assembly. Valve sticking: Mechanical friction increases due to worn trim parts.

Product Brief

4R637146102 Fisher globe control valve trim spare component,matched with Fisher globe valve trim and pneumatic diaphragm actuator,used for industrial high differential pressure control valve overhaul maintenance,anti-erosion valve trim spare part.