Centrically Mounted Butterfly Valves - Soft Seated

Keystone / Emerson, Resilient Seated Butterfly Valve, Type GR
DN: 20 - 900 mm
PN: 16 bar (DN 20 - 300) / 10 bar (DN 350 - 900)
DE EN
  • Datasheet: Keystone - GR
  • Operating and Safety Instructions: Keystone - GR
  • Installation and Maintenance Instructions: Keystone - GR
TTV Valves, Wafer / Lug Butterfly Valves
DN: 32 - 600 mm (up to DN1400 on request)
PN: 10 - 16 bar / ANSI CL 150
TTV Valves, Flanged / Double Flanged Centric Butterfly Valves
DN: 50 - 3000 mm
PN: 10 - 16 bar / ANSI CL 150
Keystone / Emerson, Butterfly Valve, Type ParaSeal
DN: 50 - 2400 mm
PN: 25 bar
ParaSeal range features a proven disc, shaft and seat arrangement designed for use in high pressure and high velocity applicatins.
DE EN
  • Datasheet: Keystone - ParaSeal
  • Operating and Safety Instructions: Keystone - ParaSeal
  • Installation and Maintenance Instructions: Keystone - ParaSeal
Keystone / Emerson, Butterfly Valve, Figure 9
DN: 25 - 500 mm
PN: 10 bar
Resilient seated butterfly valves with one-piece wafer, changeable seat and large material selection.  
DE EN
  • Datasheet: Keystone - Figure 9
  • Operating and Safety Instructions: Keystone - Figur 9
  • Installation and Maintenance Instructions: Keystone - Figure 9
Keystone / Emerson, Double Flanged Butterfly Valve, Figure 55
DN: 100 - 1200 mm
PN: 16 bar
Fully lined valve
DE EN
  • Datasheet: Keystone - Figure 55
  • Operating and Safety Instructions: Keystone - Figure 55
  • Installation and Maintenance Instructions: Keystone - Figure 55
Keystone / Emerson, Double Flanged Butterfly Valve, Figure 56
DN: 700 - 3000 mm 
PN: 10 / 16 bar
The double flanged butterfly valve is designed for use in power generation plants, municipal water treatment and industrial applications.
DE EN
  • Datasheet: Keystone - Figure 56
  • Installation and Maintenance Instructions: Keystone - Figure 56
Keystone / Emerson, Resilient Seated Butterfly Valve, Type CompoSeal
DN: 40 - 300 mm
PN: 10 / 16 bar
Body and disc in composite materials for excellent corrosion resistance.
DE EN
  • Datasheet: Keystone - CompoSeal
  • Operating and Safety Instructions: Keystone - CompoSeal
  • Installation and Maintenance Instructions: Keystone - CompoSeal
Erhard, Butterfly Valve, Type ECLI (DVGW Wasser)
DN: 32 - 1200 mm
PN: 10 - 16 bar
DE EN
  • Datasheet: Erhard - ECLI