Historical
ISO 9956-1:1995
Specification and approval of welding procedures for metallic materials - Part 1: General rules for fusion welding
Defines general rules for the specification and approval of welding procedures for metallic materials. Applies, when approval of a welding procedure is required, e.g. by contract, standards etc.. Applicable by conventional welding equipment under direct control of the welder.
CONTENT PROVIDER
International Organization for Standardization [iso]
International Organization for Standardization [iso]