NF EN ISO 9692-2, A87-013-2 (03/2024)

This document specifies the types of joint preparation for wire electrode welding on steel (process 121 in accordance with ISO 4063). This document only covers welding positions PA and PB in accordance with ISO 6947. If position PC is used, special preparation is required. This document is applicable to full penetration welds. In the case of partial penetration welds, the types of joint preparation, shapes and dimensions may be different from those of the examples given here if they are specified in the corresponding application standard or if they are subject to an agreement between the parties concerned.
(Automatic translation from French)