BS EN ISO 17635:2016

What is BS EN ISO 17635 -  Non-destructive testing of welds about?
It provides a consistent way of choosing non-destructive testing methods for welds in metallic materials. 

Who is  BS EN ISO 17635 -  Non-destructive testing of welds  for?

Inspection companies in a number of sectors, including oil and gas, marine, general engineering and construction Certification bodies Authorised training and qualification bodies responsible for ensuring that training and examinations are in accordance with this industry mandated standard 

Why should you use  BS EN ISO 17635 -  Non-destructive testing of welds ? 

It gives guidelines for the choice of non-destructive testing (NDT) methods for welds and evaluation of the results for quality control purposes, based on quality requirements, material, weld thickness, welding process and extent of testing.  It also specifies general rules and standards to be applied to the different types of testing, for either the methodology or the acceptance levels for metallic materials.  What’s changed since the last update?
This supersedes the 2010 version of this standard. The principal changes are:

International standards have replaced European standards as normative references “examined” has been replaced by “tested” in the whole document Important modifications have been made to Annex A, Rules and standards to be applied Annex C, Non-acceptable indications, has been deleted