Purple Valves
PRPLZ004

Mud Plug Valve

An API 6A mud plug valve giving quarter-turn isolation of abrasive drilling mud in high-pressure service.

Size1/4" to 2"Pressure2000 / 3000 / 5000 PSI rated working pressurePortFull boreBodyTapered plug, full bore
CategoriesAPI 6A Valves
Overview

This API 6A mud plug valve provides fast, quarter-turn on/off control of drilling mud and slurry in the demanding conditions of wellhead and mud-handling systems. Its tapered plug delivers a positive, low-torque seal across a full bore, while hardened, wear-resistant surfaces withstand the erosive action of solids-laden fluids. Manufactured to API Spec 6A, it offers dependable isolation and durability in high-pressure oil and gas drilling and production operations.

Technical Detail

Specifications

Size Range
1/4" to 2"
Pressure Rating
2000 / 3000 / 5000 PSI rated working pressure
Temperature Range
-46C to 232C (-50F to 450F); API 6A temperature classification available
End Connections
Flanged API 6B / 6BX; threaded NPT (API 6A end and outlet connections)
Body Material
A216 WCB / A351 CF8M (AISI 4130 / 4140 alloy steel for sour service available)
Ball / Disc / Wedge Material
Hardened tapered plug
Seat Material
Hardfaced / PTFE-lined seats
Stem Material
A182 F6a / A182 F316 (alloy stem, hardfaced)
Port Type
Full bore
Body Style
Tapered plug, full bore
Operation
Quarter-turn (wrench / lever)
Applications
Drilling mud isolation, mud manifolds, slurry service, oil & gas drilling and production
Design Standard
API 6A
Testing Standard
API 6A (API 598 hydrostatic test procedures)
At a Glance

Key Features

  • Quarter-turn operation for fast isolation
  • Tapered plug for positive, low-torque sealing
  • Erosion-resistant internals for abrasive mud
  • API Spec 6A construction for high-pressure duty

Options

  • Lubricated or non-lubricated plug
  • Wrench, lever or gear operation

Standards & Certifications

  • API 6A
  • API Spec 6A monogram available
  • PSL 1-3 / PR1-PR2 on request
Contact

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