Butterfly Valves

Discover a comprehensive range of Butterfly Valves designed for various industrial applications. Whether for large-scale industrial operations or precise control in specialised settings, Chemline and ARMAS offer Butterfly Valves engineered for reliability, performance, and versatility.


  • Series: DBF
  • Size Range: 12″ – 96″
  • Materials: Fiberglass Reinforced Plastic (FRP) Engineered Dampers
  • Series: CST
  • Body Styles: Wafer, and Lug Sizes: 1-1/2″- 42″
  • Body Material: Epoxy-coated Ductile Iron
  • Seat and Shaft Seal: PFA covered 316 SS, PTFE FDA Approved PTFE, UHMPE
  • Seat Back-ups: FDA Grade FKM (Viton®), Silicone, EPDM
  • Operating Temperature: –40°C to 200°C (–40°F to 395°F)
  • Series: CST-K
  • Body Styles: Wafer and Lug
  • Sizes: 2″- 12″
  • Body Material: VE-CF Vinyl Ester, Carbon Filled
  • Disc Material: PFA Covered 316 SS
  • Seat and Shaft Seal: TFM
  • Seat Back-ups: FDA Grade FKM (Viton®), Silicone, EPDM
  • Operating Temperature: -40°C to 130°C (-40°F to 265°F)
  • Series: HY
  • Sizes: 3″ – 12″
  • Type: Split Body, Wafer or Lug
  • Body: PPG or PPSG Composite
  • Seat: PFA
  • Disc: PFA covered SS
  • Operation: Manual, Electrically or Pneumatically Actuated
  • Series: GY
  • Size Range: 28″ to 40″
  • Disc Material: PP (standard), PVC or CPVC
  • Seat and O-Rings: EPDM or FKM (Viton®)
  • Body Type: Wafer Style
  • Type 57P: 1-1/2” – 14”
  • Type 56: 16”
  • Type 75: 18” – 24”
  • Materials: Body: PVC, PP, PVDF
  • Disc: PVC, CPVC, PP, PVDF
  • Seat & O-Rings: EPDM, FKM (Viton®)
  • Series: Type 58
  • Sizes: Lever: 1-1/2” to 8”
  • Gear: 1-1/2” to 24”
  • Body Type: Wafer
  • Materials: Body: PP or PVDF1
  • Disc: PP (standard), PVC2, CPVC or PVDF
  • Seat & o-rings: EPDM, FKM (Viton®)3 or FKM-F
  • Series: Type 61
  • Sizes: 2-1/2″ to 8″
  • Body Type: Wafer
  • Materials: Body: PVC or PP
  • Disc: PVC (Standard), PP, CPVC, PVDF or ABS
  • Shaft: 316 SS or 420B
  • Seat & o-rings: EPDM or FKM (Viton®)