Tilted Disc® Check Valves

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The Tilted Disc® Check Valve is an excellent choice for raw water, cooling water and treated water/wastewater applications. Its streamlined body contouring, flow area 40% greater than nominal pipe size and hydrodynamic disc combine to provide the lowest headloss of any check valve produced today.

Product Overview

  • Lowest head loss check valve available chart
  • Energy efficient - cost savings table
  • Available in Sizes 3" - 60"
  • ANSI Classes 125, 150 and 250
  • High Performance Capabilities
  • Interior epoxy coating standard
  • Independently certified flow and cycle tests
  • Flow area equal to 140% of nominal pipe size
  • Manufactured under a certified ISO 9001 quality system

Certifications

Features

  • 40° Short Disc Stroke - provides quick closing and reduces water hammer
  • Lift & Tilt Seat Action - prevents wear
  • Hydrofoil disc design provides disc stabilization
  • Disc Position Indicator - for indication and SCADA compatible switches indicated open and closed
  • Inspection Ports - allow upstream/downstream seat access, mounting ports for dashpots
  • Bottom Mounted Oil Dashpot - prevents slamming
  • Top Mounted Oil Dashpot - prevents slam and surges
  • Quick disconnect coupling for ease of dashpot removal
  • Drop tight seating - meets AWWA C508
  • Lift & Tilt Disc Action, Disc Stabilization and Material Selection - combine to provide long valve life
  • Dual by-pass - for backwashing screens and draining

Specifications

Valve Size Product Description Drawing Number
3" - 60" 9800 Tilted Disc® Check Valve - ANSI Class 125 VM-9800-S
3" - 48" 9700 Tilted Disc® Check Valve - ANSI Class 250 VM-9700-S
3" - 60" 9600 Tilted Disc® Check Valve - ANSI Class 150 VM-9600-S

Materials of Construction

ANSI Class 125

Valve Size Product Description Drawing Number
2" - 10" 9800 Tilted Disc® Check Valve VM-9802-M
12" - 60" 9800 Tilted Disc® Check Valve VM-9812-M
6" - 10" 9800T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9806T-M
12" - 60" 9800T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9812T-M
6" - 10" 9800B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9806B-M
12" - 60" 9800B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9812B-M

ANSI Class 250

Valve Size Product Description Drawing Number
2" - 10" 9700 Tilted Disc® Check Valve VM-9702-M
12" - 48" 9700 Tilted Disc® Check Valve VM-9712-M
6" - 10" 9700T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9706T-M
12" - 60" 9700T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9712T-M
6" - 10" 9700B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9706B-M
12" - 60" 9700B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9712B-M

ANSI Class 150

Valve Size Product Description Drawing Number
2" - 10" 9600 Tilted Disc® Check Valve VM-9602-M
12" - 60" 9600 Tilted Disc® Check Valve VM-9612-M
6" - 10" 9600T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9606T-M
12" - 60" 9600T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9612T-M
6" - 10" 9600B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9606B-M
12" - 48" 9600B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9612B-M

Dimensions

ANSI Class 125

Valve Size Product Description Drawing Number
3" - 10" 9800 Tilted Disc® Check Valve VM-9802
12" - 54" 9800 Tilted Disc® Check Valve VM-9812
6" - 10" 9800T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9806T
12" - 60" 9800T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9812T
6" - 10" 9800B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9806B
12" - 60" 9800B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9812B

ANSI Class 250

Valve Size Product Description Drawing Number
3" - 10" 9700 Tilted Disc® Check Valve VM-9802
12" - 48" 9700 Tilted Disc® Check Valve VM-9812
6" - 10" 9700T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9806T
12" - 54" 9700T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9712T
6" - 10" 9700B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9806B
12" - 60" 9700B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9712B

ANSI Class 150

Valve Size Product Description Drawing Number
2" - 10" 9600 Tilted Disc® Check Valve VM-9602
12" - 60" 9600 Tilted Disc® Check Valve VM-9612
6" - 10" 9600T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9606T
12" - 60" 9600T Tilted Disc® Check Valve - Top Mounted Dashpot VM-9612T
6" - 10" 9600B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9606B
12" - 48" 9600B Tilted Disc® Check Valve - Bottom Mounted Dashpot VM-9612B

Manuals

Valve Size Product Description Drawing Number
4" - 60" Tilted Disc® Check Valve TDCV-OM1
4" - 60" Tilted Disc® Check Valve - Spanish TDCV-OM1-SP
4" - 60" Tilted Disc® Check Valve - Chinese TDCV-OM1-CH

Technical Data

Product Description Drawing Number CAD Version
Application Chart Chart  
Headloss Chart SS-1870  
Exterior Metal Primer SS-2564  
Pressure Temperature Ratings Chart SS-3745  
Dynamic Characteristics of Various Check Valves SS-1886  
Dynamic Characteristics of Tilted Disc® Check Valves SS-1463  
Hydrostatic and Cycle Test Report Report  
Top Mounted Oil Dashpot Sequence of Operation SS-1401  
Top Mounted Oil Dashpot Quick Change Coupling Detail SS-1400  
Bottom Mounted Oil Dashpot Sequence of Operation SS-1402  
Tilted Disc® Check Valve Pump Discharge Service White Paper  
Design and Selection of Check Valves White Paper  
Dynamic Characteristics of Check Valves White Paper  
Tilted Disc® Check Valve in Aurora, IL ADS-101  
Tilted Disc® Check Valve in Peoria Heights, IL ADS-105  
Tilted Disc® Check Valve Detail - 6" - 54" PDF CAD
Tilted Disc® Check Valve Detail - 6" - 54" Top Mounted Oil Dashpot PDF CAD
Tilted Disc® Check Valve Detail - 6" - 54" Bottom Mounted Oil Dashpot PDF CAD

Brochures

Tilted Disc®