Notice of 7” OD EVRlock EVRlock QB2 Coupling OD Change

Regina (April 4th, 2022) Starting immediately, on all new 7” OD, 23# and 26# (177.8mm OD, 34.3kg/m and 38.7kg/m) EVRlock QB2 production, EVRAZ NA will be adopting the API, 5CT: 2018 outer diameter of 7.875” (current outer diameter of 7.656) on all coupling and accessories. This will have no impact on performance and/or field make-up.

Documents on have been updated to reflect this. Exceptions to utilize old inventory may be sent to EVRAZ NA Sales for approval.