Flange bolt unloading

Many of us have the impression that the bolt stress will go up when a flange pair in a pipe system is pressurized after assembly.

Red-Bag User Day May, 2019 took place in the new industrial location of RDM Rotterdam. We have had a successful start of the Technical Journey with a motivated group of participants.

We are happy to announce that our new address is:

Red-Bag BV
Klinknagelstraat 2
3089 JP Rotterdam
Netherlands

Tel.: +31(0)10 790 0062
New VAT nr.: NL859323808B01

All relevant contact and email addresses remain the same. Contact us at This email address is being protected from spambots. You need JavaScript enabled to view it..

Red-Bag User Day April 12, 2017 - Delft  - The former industrial building of Lijm & Cultuur created a splendid technical environment for technical presentations and sharing experiences.

EN1591-1 Training

To get an impression of the software click here ...

Red-Bag is conducting a training - November 16, 2016 in Delft.
EN1591-1 TRAINING - TECHNOLOGY LEADING