BS4872 applies to a wide range of general fabrication work where an approved welding procedure test is not required.
Our instructor will first of all discuss the welder's experience and personal aims and/or the company's objectives for that specific welder, so that all parties can fully understand and agree the levels that need to be attained.
Welds would usually be carried out in accordance with written instructions
and the test weld, subject to visual or surface inspection, a bend and fracture
Depending on particular weld configuration, each test can cover a range of
welding variables e.g. material thickness and welding position. This welder
competency test does not require formal signatures to stay current, however the
standard recommends re-approval every two years and states that the re-approval
of the welder shall take place if:
- The welder is required to work outside the scope of their current approval
- The welder changes their employer without transfer of their certificate
- Six months or more have elapsed since the welder undertook any welding
- There is a specific reason to question the welder's
Practical assessment with a highly qualified TWI (The Welding Institute) welding instructor.
Competence is assessed through observation and practical tasks.
ASME IX/BSEN ISO 9606 Weld Test