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Aseptic Connections for Hygienic Process Systems

DIN11864 Aseptic Connections are developed for process lines that require hygienic design, smooth product-contact surfaces, and dependable sealing. The range is suitable for gases and liquids and supports different connection formats to meet varied installation, maintenance, and process requirements.

Key Product Highlights

Sterile connection design

Aseptic
connection
design

Suitable for gases and liquids

Suitable for
gases
and liquids

DIN11864
standard-based
connection system

Electropolished product-contact surfaces

Electropolished
product
-contact surfaces

Multiple connection types available

Multiple
connection
   types available ​

FDA, USP Class VI and TSE-free gasket options

FDA, USP Class
VI and TSE-free
gasket options

Product-contact parts marked for traceability

Product-contact
parts marked
for traceability

Available Connection Types

Technical Snapshot

Specification Details
Product-contact material 1.4435 BN2 / 316L
Special materials 2.4602, Titanium, 1.4539, etc.

Non-product-contact material

1.4305 or equivalent

Gasket options EPDM, FEP/Silicone, FKM, Gylon, FFKM
Surface finish Electropolished Ra < 0.6 µm
Media Gases and liquids
Pipe standards DIN, ISO, OD, SMS

Applicable pipe dimensions

DIN11866 Series A, B, and C

Documentation EN 10204 / 3.1
Compliance FDA conform, USP Class VI, TSE-free
Size and Pressure Range Overview
01
DIN11864 Aseptic Screw Connection
Available in DIN, ISO, and OD pipe standards with operating pressure ratings depending on size.
02
DIN11864 Aseptic Flange Connection
Available in DIN, ISO, and OD pipe standards, including larger DIN sizes for flange-based process connections.
03
DIN11864 Aseptic Clamp Connection
Available in DIN, ISO, and OD pipe standards with pressure ratings based on nominal size and pipe size.

Materials and Surface Quality

  • Product-contact parts available in 1.4435 BN2 / 316L
  • Special materials available on request
  • Non-product-contact parts available in 1.4305 or equivalent
  • Product-contact surfaces are electropolished 
  • Internal surface options include Ra < 0.6 µm and Ra < 0.4 µm 
  • Other surface qualities available on request
  • Product-contact parts marked with article number, material, and heat number
Materials

Gasket Material Options

Temperature

EPDM

-40°C to +150°C

Temperature

FEP / Silicone

-60°C to +200°C

Temperature

FKM

-20°C to +200°C

Temperature

Gylon

-200°C to +250°C

Temperature

FFKM

-10°C to +260°C

Applications

Pharmaceutical process lines
Pharmaceutical process lines
Biotechnology systems
Biotechnology systems
Food and beverage processing
Food and beverage processing
Sterile liquid transfer
Sterile liquid transfer
Hygienic gas and liquid pipelines
Hygienic gas and liquid pipelines
High-purity process equipment
High-purity process equipment

How to Order DIN11864 Aseptic Connections

The DIN11864 Aseptic Connections  range can be selected based on connection type, pipe standard, nominal size, material, gasket option, and surface finish Special requirements, if any. liquitec can support customers in selecting the right configuration for their process application. 

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