Auditing of Procedures “P92” successfully completed

In May 2009 auditing of procedures Rohr 33,7×8.0mm and 396*30mm for the material X 10 CrWMoV 9-2 material- Nr. 1.4901 were tested through weld verification as well as NDT (company Pockrandt and through destructive testing (Germanischer Llyod Prüflabor, Herne).

In cooperation with the TÜV Nord (Western area, Essen region, the Vallourec&Mannesmann basic material with BÖHLER-filler material was welded with ours Kemppi 4000 by our experienced GmbH-cooperant following instructions given by our welding expert (EWS/IWS) Mr. Ingo Meiners. Preheating, controlled and low carbon annealing (so-called „Soaking“) and stress-free annealing were carried out by the company Inpro GmbH, Mors (