FEP / PFA Lined Safety Relief Valve — Corrosive Service

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FEP / PFA Lined Safety Relief Valve — Corrosive Service — factory photo 1

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Safety Valves

FEP / PFA Lined Safety Relief Valve — Corrosive Service

Name: FEP / PFA Lined Safety Relief Valve — Corrosive Service
Brand: Supreme Valves India
Availability: InStock
Rating: 4.8 (127 reviews)

Spring-loaded safety relief valve with full FEP or PFA wetted surface lining for corrosive chemical, chlorine, and acid service. WCB or CF8M body with 3 to 5 mm thick fluoropolymer liner locked to prevent collapse under vacuum. Conventional angle discharge design with lined nozzle and disc for bubble-tight shutoff on aggressive fluids.

Key Applications

Chlorine ServiceHydrochloric AcidCaustic SodaSemiconductor Chemical PlantsPharmaceutical API Production

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Technical Specifications

Valve Type	Spring-loaded safety relief valve, FEP/PFA lined wetted parts
Lining Material	FEP or PFA, 3–5 mm thickness
Size Range	25 mm to 150 mm
Pressure Rating	Class 150 / PN10 / PN16
Temperature Range	-20 to 150 deg C (FEP); up to 200 deg C (PFA)
End Connection	Flanged RF with lined bore
Manufacturer	Supreme Valves India

Material of Construction (MOC)

Component / Part	Available Materials
Body	ASTM A216 WCB or A351 CF8M with FEP/PFA lining
Nozzle / Disc	SS 316 core with full FEP/PFA encapsulation
Spring / Hardware	External — not wetted; SS 316 or coated per service

Purchase Options

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Features & Benefits

Full Wetted Lining

Every fluid-contact surface lined with FEP or PFA for complete corrosion protection.

Vacuum-Safe Liner

Mechanical liner lock prevents collapse under vacuum or rapid depressurisation.

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Valve type: Spring-loaded safety relief valve, FEP/PFA lined wetted parts
Size: 25 mm to 150 mm
Material: FEP or PFA, 3–5 mm thickness
Pressure class: Class 150 / PN10 / PN16

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