Kest-Lock Tank Flange

Kest-Lock Weld-in Flange for Tanks

Unique quick connection for tanks and pipes

Kest-Lock Tank Flange: When you want to have a Kest-Lock connection on your tank you weld in the tank flange and attach the Kest-Lock Connection on it. Make sure you use our welding tools.

Kest-Lock with the unique quick coupling don’t require any tools, have no loose parts and can easily be operated with one hand. Kest-Lock is developed for critical applications where aseptic design, easy and safe handling are essentials.

Kest-Lock is designed according to criteria of ASME BPE, in accordance to surface finish, material, clean ability, dimensions and aseptic design.

Kest-Lock are designed to fit to clamp ferrules according to ISO 2852, ASME BPE and DIN 32 676.

The Kest-Lock is available in two types: Basic and Snap.

The Kest-Lock tank flange is available in five different heights to fit your tank geometry, from 6 mm to 51 mm.

Sizes 1/2" to 4"
5 different heights
Design pressure range -1 to 10 bar
Temp. range -80°C to 200°C
Depending used gasket
Connections Tri-Clamp/Weld
Type of Connection Acc. to:
ASME-BPE (ASTM A 269/270),
ISO 1127,
DIN 11850-R2 (EN 10357-A)
SMS 3008 (EN 10357-D)
Material 1.4435 (316L)
Finish Interior Surfaces SF1
Marking Marked with material grade and heat number
Certificates (standard) 3.1 material


  • The Kest-Lock is designed for use of standard gaskets Tri-Clamp Type 1 Gaskets (acc. to ISO 2852 type B).
  • For special requests of specific materials or tube standards of the flanges, please contact us..

pdfKest-Lock Tank Flange
English - 1,07 MB - Ed. DS-000009 REV D