DIN Unions

Integraflow supplies a full range of DIN Unions, manufactured to the DIN 11851 hygienic standard for use in stainless steel process pipelines across the food, dairy, beverage, pharmaceutical, and cosmetic industries. These unions offer a secure and sanitary method of connecting process pipework while allowing for easy disassembly and cleaning.

Each DIN union typically consists of:

• Male Part (Liner)

• Female Part (Weld Ferrule)

• DIN Nut

• Hygienic Seal (EPDM, Viton, Nitrile, Silicone, or PTFE)

DIN unions are designed for frequent dismantling in CIP (Clean-In-Place) and SIP (Sterilise-In-Place) environments, with smooth internal bores to eliminate product traps and ensure hygienic flow.

Key features:

• Made from 316L stainless steel with polished internal surfaces (Ra ≤ 0.8 μm typical)

• Available in sizes from DN10 to DN150 (1/2” to 6” OD equivalents)

• Compatible with ISO, BS, and EN tube dimensions on request

• Seals available in a wide range of FDA/USP Class VI approved materials

• Full traceability and certification available on all components

DIN Unions are ideal for:

• Hygienic food and dairy processing

• Brewing, distilling, and beverage production

• Cosmetic and personal care manufacturing

• Pharmaceutical and biotech systems

Integraflow offers fast UK-wide dispatch, expert support, and complete hygienic pipework solutions – trusted by process engineers across the industry.