The latest edition of API 1104(22nd edition) has major changes in its structure and has included the requirements of Standard WPS qualification and hardness/toughness WPS qualification for first time, which you will learn in details in this book. This book results from many years spent in the fabricating and construction of products under the guidance and regulation of API 1104 standard, both national and international, that are used to help make pipeline systems safer.

In this book you will learn;How to prepare and fill WPS matrix. Essential& non-essential variables for Manual and semi-automatic welding processes.

How to prepare Preliminary Welding Procedure Specification (pWPS). How to prepare Procedure Qualification Record (PQR) and applicable mechanical tests (Tensile test, Nick break test and Bend test).

How to prepare Welding Procedure Specification (WPS). So, if you're looking to take your Welding Procedure preparation skills to the next level by incorporating the more technical aspects of your profession, then this is the book for you.

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