ChemFlyer | CST
ChemFlyer | CST

ChemFlyer | CST

PTFE Lined Butterfly Valve

ChemFlyer | CST

The ChemFlyer | CST is the world leading, customisable PTFE lined butterfly valve, manufactured in Switzerland to the highest standards to provide secure handling of aggressive media.

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Design Features

Unparalleled Sealing & Security
Safer handling of corrosive media thanks to the sophisticated sealing system
Unique Design
Spherical construction reduces abrasion and increases operational lifespan
Traceable & Modular
The modular design is highly configurable and each valve is individually traceable through its unique serial number

Technical Specifications

Nominal Diameter
DN 25–1200 | 1"–48"
Flange Connection
EN 1092-1, PN 10–16 | ASME B16.5, Class 150 | JIS 10K
Top Flange
ISO 5211
Max Working Pressure
DN 25–450: 10 bar | DN 500–600: 6 bar | DN 650–1200: 3 bar

DN 25–150: Up to 16 bar possible
Operating Temperature
-60°C to 200°C
Face-to-Face Length
EN 558, Series 20
Disc Materials
PFA | Conductive PFA | Stainless Steel | Duplex | Titanium | Hastelloy
Liner Materials
PTFE | Modified PTFE | Modifed PTFE Conductive | UHMPE
Backup Materials
VMQ | EPDM | FKM
Body Materials
Ductile Iron | Stainless Steel | Carbon Steel | Duroplast
Conformity
PED 2014/68/EU | ATEX 2014/34/EU | Food (EC) Nr. 1935/2004, FDA | TA-Luft, ISO 15848-1
Pressure Test
EN 12266-1