A. GENERAL

7. Quality monitoring

The production process is subject to constant, documented, internal monitoring.

The quality of the starting material is demonstrated on the basis of factory certificates in accordance with EN 10 204 clause 2.2. Any additional factory certificates must be agreed at the time of reserving the material.

The manufacturer's factory has the "Gro§en Eignungsnachweis" in accordance with DIN 18 800, Teil 7, Section 6.2, DIN 4132 and DIN 8563 Teil 10 (Issued by SLV, Berlin) for welding techniques (E) and (MAG). Furthermore, procedural tests are available for welding the flanges in accordance with the T.I.M.E. protective gas welding method and for stud welding. All tests apply in respect of basic materials of quality classes S235 and S355. Current certificates can be presented on request.