Product

Lined Plug Valve

Lined plug valves offer dependable isolation in severe chemical handling applications requiring strong shut-off performance.

Tight shut-off Low maintenance Corrosion resistant

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Product Overview

Application and service highlights

Introduction

Lined plug valves are used for dependable isolation in corrosive service where robust seating and straightforward quarter-turn operation are important. They are suitable for plant sections that demand repeated operation under demanding chemical conditions.

Key Features

Provides positive isolation for aggressive process media.
Quarter-turn action supports straightforward field operation.
Suitable for harsh service where durable shut-off performance is needed.

Specifications

Material, dimensions and testing standards

Material

Valve Body: Robust metallic construction with corrosion resistant lining.
Seats & Seals: PTFE-based soft sealing elements for dependable shut-off.
Trim: Configured to suit process pressure and media compatibility.

Dimensions

Offered in standard line sizes for process and utility services.
Flanged drilling available to match common plant standards.
Compact face-to-face dimensions support retrofit installations.

Testing

Seat leak and shell testing before dispatch.
Lining continuity inspected with spark testing.
Operational cycling checked for smooth performance.

Technical Drawing

Cross-sectional reference

Dimensional Specifications

Dimensional table

Size		Diameter (D)	Raised Face (R/F)	P.C.D (K)	Flange Thick. (T)	No. of Holes (N)	Hole Dia (B)	Lining Thickness (±0.5mm)	Length ± 5mm (Max L)
NB	Inch
25	1"	33.7	50	79	15	4	15	3	600
40	1.5"	48.3	65	95	17	4	18	3	600
50	2"	60.3	80	127	19	4	19	3	500
80	3"	88.9	100	152	22	4	22	3	400
100	4"	114.3	125	178	24	8	22	3	300