ISO 18785-4:2018
Friction stir spot welding — Aluminium — Part 4: Specification and qualification of welding procedures
This document specifies the requirements for the content of welding procedure specifications for the Friction Stir Spot welding (FSSW) of aluminium.
In this document, the term "aluminium" refers to aluminium and its alloys
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Development and qualification of welding procedures
4.1 General
4.2 Technical content of a pWPS
4.2.1 Manufacturer information
4.2.2 Composition of parent material
4.2.3 Dimensions of material
4.2.4 Welding method
4.2.5 Machine specifications
4.2.6 Tool identification
4.2.7 Clamping processes and conditions
4.2.8 Joint design
4.2.9 Joint preparation and cleaning methods
4.2.10 Welding technique
4.2.11 Post-weld processing
5 Qualification based on a welding procedure test
5.1 General
5.2 Standardized test piece
5.3 Welding of components, subscale test components or test specimens
6 Examination and testing
6.1 Visual testing
6.1.1 General
6.1.2 Re-testing
6.2 Destructive testing
6.2.1 General
6.2.2 Re-testing
6.3 Macrosection
6.4 Range of qualification
6.4.1 General
6.4.2 Related to the manufacturer
6.4.3 Related to the material
6.4.4 Common to all welding procedures
6.4.5 Other variables
7 Qualification based on pre-production welding test
7.1 General
7.2 Test pieces
7.3 Examination and testing of test pieces
7.4 Range of qualification
7.5 Welding procedure qualification record
Annex A (informative) Example format for a welding procedure specification
Annex B (informative) Additional variables to be considered in WPS's for FSSW variants
Annex C (informative) Example welding procedure qualification record forms
Bibliography
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Development and qualification of welding procedures
4.1 General
4.2 Technical content of a pWPS
4.2.1 Manufacturer information
4.2.2 Composition of parent material
4.2.3 Dimensions of material
4.2.4 Welding method
4.2.5 Machine specifications
4.2.6 Tool identification
4.2.7 Clamping processes and conditions
4.2.8 Joint design
4.2.9 Joint preparation and cleaning methods
4.2.10 Welding technique
4.2.11 Post-weld processing
5 Qualification based on a welding procedure test
5.1 General
5.2 Standardized test piece
5.3 Welding of components, subscale test components or test specimens
6 Examination and testing
6.1 Visual testing
6.1.1 General
6.1.2 Re-testing
6.2 Destructive testing
6.2.1 General
6.2.2 Re-testing
6.3 Macrosection
6.4 Range of qualification
6.4.1 General
6.4.2 Related to the manufacturer
6.4.3 Related to the material
6.4.4 Common to all welding procedures
6.4.5 Other variables
7 Qualification based on pre-production welding test
7.1 General
7.2 Test pieces
7.3 Examination and testing of test pieces
7.4 Range of qualification
7.5 Welding procedure qualification record
Annex A (informative) Example format for a welding procedure specification
Annex B (informative) Additional variables to be considered in WPS's for FSSW variants
Annex C (informative) Example welding procedure qualification record forms
Bibliography