Integraflow supplies a dedicated range of Weld End Hygienic Butterfly Valves, designed for fully welded installation into hygienic stainless steel pipe systems. These valves provide smooth, flush transitions, eliminate crevices, and are ideal for CIP/SIP-compatible environments such as food, dairy, beverage, pharmaceutical, and cosmetic processing lines.

Constructed from 316L stainless steel with polished internals and FDA-compliant seals, weld-end butterfly valves are perfect for applications where cleanability, sterility, and long-term durability are critical.

Key Features:

• Material: 316L stainless steel (EN 1.4404)

• Connection: Plain weld ends for direct orbital or TIG welding

• Internal finish: Ra ≤ 0.8 µm (electropolish available on request)

• Valve type: Full bore butterfly disc for unrestricted product flow

• Seal options: EPDM, Viton, Silicone, PTFE (FDA/USP Class VI compliant)

• Available sizes: DN10 to DN150 (1/2” to 6”)

• Suitable for manual or actuated operation

Installation & Benefits:

• Creates a permanent, crevice-free seal in hygienic tube systems

• Reduces risk of contamination or product hold-up

• Fully compatible with ISO, DIN, ASME BPE, and BS 4825 pipe standards

• Ideal for CIP/SIP sterilisation, steam, and washdown environments

• Compatible with locking levers, notched handles, or automation kits

Applications:

• Welded process lines in food & dairy production

• High-purity piping in pharmaceutical and cleanroom systems

• Beverage & bottling lines with sterilisation cycles

• Cosmetic & personal care product pipelines

• Skid-based process equipment with fixed hygienic routing

All weld-end butterfly valves are supplied with full traceability, available for fast UK-wide dispatch, and supported by Integraflow’s technical expertise in hygienic process design.