In those cases where there is a question. regarding the surface condition on the interpretation of a radiographic film, the film. shall be compared to the actual weld surface for interpretation and determination of. acceptability. 1.1.3 Undercuts shall not exceed 1/. 32 in. and shall not encroach on the minimum required.
The United Nations is an international organization founded in 1945 and committed to maintaining international peace and security; developing friendly relations among nations; promoting social progress, better living standards and human rights.
UNO, United Nations, UN. abbr. The United Nations is an international organization whose stated aims include promoting and facilitating cooperation in international law, international security, economic development, social progress, human rights, ... UN.org en.wikipedia.org/wiki/UN.