Pre-Qualified Welding Procedures

The Technical Safety BC Pre-Qualified Welding Procedures (PWPs) are welding procedures that have been pre-qualified in accordance with the requirements of ASME Sec IX.

These Welding Procedures are pre-qualified by Technical Safety BC as standard procedures for Pressure Welders to test to.

There are 13 PWPs, each satisfying different variables for procedure and welding requirements.

 

PRE-QUALIFIED 

WELDING PROCEDURE

PWP#1

Carbon Steel (P1 to P1)

6010 Root/HotPass Uphand

7018 Fill/Cap Uphand

All positions

 

PRE-QUALIFIED 

WELDING PROCEDURE

PWP#2

Carbon Steel (P1 to P1)

6010 Root/HotPass Downhand

7018 Fill/Cap Uphand

All positions

 

PRE-QUALIFIED 

WELDING PROCEDURE

PWP#3

Carbon Steel (P1 to P1)

6010 Root/HotPass Downhand

7018 Fill/Cap Uphand

All positions

 

© 2019 by Hoek Iron Ltd. Proudly serving the Peace Region