A-T Controls Ball Valve, 8R Series
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8R Series Manual Ball Valve

Brand: A-T Controls, Inc
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Triac 83 and 8R Series 3-Piece Ball Valves are the finest quality 3-piece valves on the market.

The high quality investment castings feature a fully machined bore.

The superior live-loaded packing system is accomplished with Belleville washers, “V” ring packing and a unique primary pyramidal stem seal.

This advanced sealing system provides for protection against stem leaks experienced by ordinary ball valves.
Features
  • Design:3-Piece High Performance, Locking Handle 
  • Size: 1/4" to 2-1/2" 
  • Port: Regular 
  • Direct Mount: No 
  • Pyramidal Stem Packing: Yes 
  • Materials of Construction:
    • Body: 316 Stainless Steel, WCB 
    • Trim: 316 Stainless Steel 
    • Available Seats: RTFE, PTFE, 50/50% 
  • End Connections: Threaded Ends, Socket Weld, Butt Weld 
  • Maximum Pressure Rating: 2,00/1,000 psi  - Valve Size Dependent

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Specifications

Brand

Direct Mount

  • No

Enclosure, Body Material

  • 316 Stainless Steel
  • WCB (Carbon Steel)

NPT Connection

  • 1” NPT Female
  • 1/2” NPT Female
  • 1/4” NPT Female
  • 1-1/2” NPT Female
  • 1-1/4” NPT Female
  • 2” NPT Female
  • 2-1/2” NPT Female
  • 3/4” NPT Female
  • 3/8” NPT Female

Options

  • Cleaned for Oxygen
  • Fugitive Emissions Bonnet
  • Gear Operator
  • Vented Ball

Port

  • Full
  • Reduced (Standard, Regular)

Pressure Rating

  • psi: 1,000
  • psi: 2,000

Pyramidal Stem Packing

  • No

Seat / Seal Material

  • 50 % Stainless Steel Powder / 50 % Carbon-Filled Teflon
  • PTFE (Carbon-Filled Teflon)
  • RTFE (Reinforced Teflon)

TA-Luft Certified

  • Yes

Trim Material

  • 316 Stainless Steel

Valve Type

  • Manual

Welded Connection

  • 1” Butt Weld End
  • 1” Socket Weld End Female
  • 1/2” Butt Weld End
  • 1/2” Socket Weld End Female
  • 1/4” Butt Weld End
  • 1/4” Socket Weld End Female
  • 1-1/2” Butt Weld End
  • 1-1/2” Socket Weld End Female
  • 1-1/4” Butt Weld End
  • 1-1/4” Socket Weld End Female
  • 2” Butt Weld End
  • 2” Socket Weld End Female
  • 2-1/2” Socket Weld End Female
  • 3/4” Butt Weld End
  • 3/4” Socket Weld End Female
  • 3/8” Butt Weld End
  • 3/8” Socket Weld End Female

Documentation

Certifications and Approvals

Datasheet

Manual

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