Welding Procedure Approval (WPQR)
Welding procedure qualification record according to EN ISO 15614
What is WPQR?
Welding Procedure Qualification Record (WPQR) is an official document proving that a welding procedure meets the desired quality requirements under specific material combination, welding method and conditions. It is prepared according to EN ISO 15614 series standards and guarantees welding quality.
WPQR Requirements
Welding Methods
WPQR Approval Process
Welding procedure qualification record stages
pWPS Preparation
Preparation of preliminary welding procedure specification
Test Welding
Welding for qualification tests
NDT Inspections
Application of non-destructive testing
Destructive Tests
Performing mechanical tests
Evaluation
Evaluation of test results
WPQR Approval
Approval of welding procedure qualification record
Tests Performed Under WPQR
Tests applied to verify the adequacy of the welding procedure
Related Standards
EN ISO 15614-1
Steel welding procedure qualification
EN ISO 15609
Welding procedure specification (WPS)
EN ISO 15607
Welding procedure general rules
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