Table of Contents

1 Scope
2 Normative References
3 Definitions
4 General Welding Requirements
5 Welding Processes
6 Welding Consumables (Filler Metal and Flux)
7 Shielding and Purging Gases
8 Preheating and Interpass Temperature
9 Post-weld Heat Treatment (PWHT)
10 Cleaning and Surface Preparation
11 Special Procedure Qualification Requirements/Testing
12 Other Items
Annex A (informative) - Welding Consumables for Shielded
        Metal Arc Welding (SMAW)
Annex B (normative) - Weld Overlay and Clad Restoration
        (Back Cladding)

Abstract

Specifies supplementary guidelines and practices for welding and welding related topics for shop and field fabrication, repair and modification of the following: a) pressure-containing equipment such as pressure vessels, heat exchangers, piping, heater tubes, and pressure boundaries of rotating equipment and attachments welded thereto; b) tanks and attachments welded thereto; c) nonremovable internals for process equipment; d) structural items attached and related to process equipment; e) other equipment or component item when referenced by an applicable purchase document.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	American Petroleum Institute
Pages
ISBN
Supersedes	API 582 : 2009