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Corrosion Resistant Valves

Pneumatic Actuated PFA Lined Butterfly valve

Pneumatic Actuated PFA Lined Butterfly valve
    The YFL Pneumatic Actuated PFA Lined Butterfly Valves with PFA lined disc and PTFE seat are designed to be suitable for  strong corrosive medium like hydrochloric acid, Nitric acid, Hydrofluoric acid, liquid chlorine, sulfuric acod and aqua regia  in industries of Oil & Gas, Petrochemical, Mining, Metallurgy, Hydropower station, Pharmaceutical, Paper, Environment protection etc.
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  • Features
  • Specification

Materials specifications:

Body: GG25, GGG40, WCB, LCB, CF8, CF8M, CF3, CF3M

Lining material: PTFE (F4), FEP(F46), PFA, GXPO

Shaft: 2Cr13(SS420), SS410, 17-4PH

Shaft sleeve: Silicone rubber

O-ring: Viton, Viton+FEP, Viton+PFA

Disc: WCB, CF8/CF8M, CF3/CF3M


Elastic backing: Silicone rubber, Viton


Standards and Range:

Design & Manufacture Standard: API 609

Flange Standard: ASME B16.5, JIS B2220, EN 1092-1

Face to Face: ASME B16.10

Inspection & Test Standard: API 598

Nominal diameter: 2''-64''

Nominal pressure: 1.0 MPA, 1.6 MPA, 150LB