How welding equipment documentation supports PED 2014/68/EU compliance for European pressure vessel manufacturers: equipment CE Marking (Machinery Directive 2006/42/EC) vs vessel manufacturer PED Category I / II / III / IV conformity assessment, EN ISO 15614 WPS qualification, EN ISO 9606 welder qualification, EN ISO 14731 welding coordinator, Conformity Assessment Modules A through H1. Common pitfalls and 5 mechanisms by which Wuxi ABK CE + SGS documentation supports vessel manufacturer’s PED CE Marking.