AWS D1.1 Prequalified WPS (PWPS) SMAW, All Position, E7018 Welding clustered porosity 1 Group I to Group

1 Group I to Group I

Common prequalified groove and fillet joints

5in approximate inside dimensions (LxWxH)

improper pipe retraction (in socket-welded joint)

and Porosity size/distribution

AWS D1.1 Prequalified WPS (PWPS) SMAW, All Position, E7018 Welding clustered porosity 1 Group I to GroupAWS D1. 1 Prequalified WPS (PWPS) SMAW, All Position, E7018 Welding AWS D1. 1: 2020 Prequalified Welding Procedure Specification (WPS) Qualifies the following: Common prequalified groove and fillet joints (note open root joints are not prequalified) Flat, Vertical, Horizontal and Overhead positions D1. 1 Group I to Group I, Group II to Group I, and Group II to Group II 1 8 in. to 3 4 in. base metal thickness or up to 1. 5" thick with 50 degree minimum