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Doxi PFA Lined Valves

Doxi is a leading manufacturer of Lined valves, sold extensively to the chemical, mining and corrosive markets around the world.

To meet strict cleanliness, Doxi established Class 1000 and Class 10,000 Clean-room facilities and workshop for manufacturing, inspection, assembling & testing of lined valves.

Production range

The PFA lined range includes Butterfly valves, Ball valves, Ball Check valves, Weir Diaphragm valves, Sight Glass, Plug valves and Check valves in flanged ends including ANSI Class 150 & 300.

Standard materials offered are stainless steel 316/CF8M, CF8 and carbon steel in WCB to applicable ASTM standards. Other materials are also available.

Chemical
Petrochemical
Pulp & Paper
Mining
Processing
etc…

PFA Lined valves are widely used in chemical & petrochemical processing, mining industries, pulp & paper manufacturing & processing, chemical, desalination and steel manufacturing.

Aggressive / Corrosive Liquids & gases
HCL
Media: Bleach, Brine, Chlorine, Hydrochloric Acid, Sulphuric Acid, HF Acid, Waste Acids, Demin Water, etc

Lined Lugged Butterfly

PFA Lined Lugged Butterfly Valve

Lug Butterfly Valve

Size range: 2” ~ 36”
Pressure: Class 150
Design standard: API 609
Face to Face: ASME B16.10
Connection:  Flanged Lug, ASME B16.5
Testing: API 598
P/T: ASME B16.34
Body Material: ASTM A216 WCB, A351-CF8, Ductile Iron, etc.
Lining Material: PFA, PTFE, FEP, ETFE

Lined Wafer Butterfly

PFA Wafer Butterfly Valve

Wafer Butterfly Valve

Size range: 2” ~ 36”
Pressure: Class 150
Design standard: API 609
Face to Face: ASME B16.10
Connection:  Flanged Lug, ASME B16.5
Testing: API 598
P/T: ASME B16.34
Body Material: ASTM A216 WCB, A351-CF8, Ductile Iron, etc.
Lining Material: PFA, PTFE, FEP, ETFE

PFA Lined Butterfly Valve Cutaway

Lined Ball

PFA Lined Ball Valve

Ball Valve

Size: 1/2” ~ 12”
Pressure: Class 150
Design standard: API 608
Connection:  Flanged, ASME B16.5
Testing: API 598
P/T: ASME B16.34
Body Material: ASTM A216 WCB, A351-CF8, Ductile Iron, etc.
Lining Material: PFA, PTFE, FEP, ETFE

PFA Lined Ball Valve Cutaway

Lined Ball Check

PFA Lined Ball Check Valve

Ball Check Valve

Size: 1/2” ~ 8”
Pressure: Class 150
Design standard: API 594
Connection: Flanged, ASME B16.5
Body Material: ASTM A216 WCB, A351-CF8, Ductile Iron, etc.
Lining Material: PFA, PTFE, FEP

Lined Weir Diaphragm

PFA Lined Diaphragm Valve

Weir Diaphragm Valve

Size: 2” ~ 12”
Pressure: Class 150
Design standard: MSS SP-88
Connection: Flanged, ASME B16.5
Body Material: ASTM A216 WCB, A351-CF8, Ductile Iron, etc.
Lining Material: PFA, PTFE, FEP

Lined Plug

PFA Lined Plug Valve

Plug Valve

Size: 1/2” ~ 12”
Pressure: Class 150
Design standard: API 599
Connection:  Flanged, ASME B16.5
Body Material: ASTM A216 WCB, A351-CF8, Ductile Iron, etc.
Lining Material: PFA, PTFE, FEP, ETFE

Lined Swing Check

PFA Lined Check Valve

Swing Check Valve

Size: 2” ~24”
Pressure: 0.1mbar ~ 16 bar
Reference standard: API 594
Connection:  Wafer
Body Material: ASTM A216 WCB, A351-CF8, Ductile Iron, etc.
Lining Material: PFA, PTFE, FEP, ETFE

Lined Sight Glass

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Sight Glass Ball Check Valve

Size: 1/2” ~ 8”
Pressure: 0.1 mbar ~ 16bar
Reference standard: 594
Connection:  Flanged, ASME B16.5
Body Material: Body Material: ASTM A216 WCB, A351-CF8, Ductile Iron, etc.
Lining Material: PFA, FEP, ETFE