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Integraflow Store 

Lever Operated

Integraflow supplies a reliable range of Manual Hygienic Butterfly Valves, ideal for hygienic process lines where manual shut-off or throttling is required. Made from 316L stainless steel with smooth internal surfaces and crevice-free construction, these valves offer simple, dependable control for food, dairy, beverage, cosmetic, and pharmaceutical applications.

The lever-operated handle allows quick open/close positioning or intermediate throttling, and most models feature notched or locking handles for secure operation.

Key Features:

  • Body material: 316L stainless steel (EN 1.4404)

  • Full-size disc for low-pressure drop and clean product flow

  • Internal surface finish: Ra ≤ 0.8 µm, polished for hygienic performance

  • Available end connections: Tri Clampbutt weldDIN, or IDF

  • Seals in EPDM, Viton, Silicone, or PTFE – all FDA/USP Class VI compliant

  • Valve sizes from DN10 to DN150 (1/2” to 6”)

Handle Options:

  • Notched lever handle for multiple open/close positions

  • Lockable handles for safety and process integrity

  • Stainless steel or polymer handle options depending on environment

  • Optional handle extensions for insulated lines or restricted access

Applications:

  • Food & beverage shut-off points (e.g. water, syrup, juice, dairy)

  • CIP/SIP loops and utility valve stations

  • Tank outletstransfer lines, or drain valves

  • Small batch pharma and cosmetic filling systems

  • Cleanroom processing with manual valve control

All manual hygienic butterfly valves are fully batch traceable, available with or without mounting hardware, and in stock for fast UK-wide delivery. Integraflow provides full technical support on sizing, installation, and gasket compatibility.

1.00" OD PLAIN WELD END HYGIENIC BUTTERFLY VALVE LEVER OP. SS 316
Suits an outside diameter (OD) of: 1" / 25.4mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Disc Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

Applications:
Hygienic, Dairy & Sanitary - Dairy Processing, Brewing / Breweries / Beverage Production, Distilleries, Water Treatment, Waste Water, Chemicals, Bottling Plants, Medical & Pharmaceutical, Hospitals.

Alternative terminology:
Isolation Valve, 1/4 Turn, Butterfly
£ 171.50 171.5 GBP
1.50" OD PLAIN WELD END HYGIENIC BUTTERFLY VALVE LEVER OP.
Suits an outside diameter (OD) of: 1.1/2" / 38.1mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Disc Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

Applications:
Hygienic, Dairy & Sanitary - Dairy Processing, Brewing / Breweries / Beverage Production, Distilleries, Water Treatment, Waste Water, Chemicals, Bottling Plants, Medical & Pharmaceutical, Hospitals.

Alternative terminology:
Isolation Valve, 1/4 Turn, Butterfly
£ 223.30 223.3 GBP
2.00" OD PLAIN WELD END HYGIENIC BUTTERFLY VALVE LEVER OP.
Suits an outside diameter (OD) of: 2" / 50.8mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Disc Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

Applications:
Hygienic, Dairy & Sanitary - Dairy Processing, Brewing / Breweries / Beverage Production, Distilleries, Water Treatment, Waste Water, Chemicals, Bottling Plants, Medical & Pharmaceutical, Hospitals.

Alternative terminology:
Isolation Valve, 1/4 Turn, Butterfly
£ 238.00 238.0 GBP
3.00" OD PLAIN WELD END HYGIENIC BUTTERFLY VALVE LEVER OP SS 316
Suits an outside diameter (OD) of: 3" / 76.2mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Disc Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

Applications:
Hygienic, Dairy & Sanitary - Dairy Processing, Brewing / Breweries / Beverage Production, Distilleries, Water Treatment, Waste Water, Chemicals, Bottling Plants, Medical & Pharmaceutical, Hospitals.

Alternative terminology:
Isolation Valve, 1/4 Turn, Butterfly
£ 185.50 185.5 GBP
4.00" OD PLAIN WELD END HYGIENIC BUTTERFLY VALVE LEVER OP SS 316
Suits an outside diameter (OD) of: 4" / 101.6mm
Construction: 2 Piece Split Body
Body Material: 316 Stainless
Disc Material: 316 Stainless
Connection: Pain Weld End
Internals: EPDM Seals Standard (Alternative seals available)

Applications:
Hygienic, Dairy & Sanitary - Dairy Processing, Brewing / Breweries / Beverage Production, Distilleries, Water Treatment, Waste Water, Chemicals, Bottling Plants, Medical & Pharmaceutical, Hospitals.

Alternative terminology:
Isolation Valve, 1/4 Turn, Butterfly
£ 476.00 476.0 GBP