T/CISA 047-2020 "Leader" standard evaluation requirements for ductile iron pipes
T/CISA 047-2020 "Leader" standard evaluation requirements for ductile iron pipes
Basic Information
Scope
Scope: This document specifies the evaluation index system and evaluation method for the "Leader" standard evaluation of ductile iron pipe products enterprise standards. This document is only applicable to the evaluation of the level of ductile iron pipe products enterprise standards. Relevant institutions may refer to it when formulating "Leader" assessment schemes for enterprise standards, and enterprises may also refer to it when formulating their own enterprise standards. Main technical content: This document specifies the evaluation index system and evaluation method for the "Leader" standard evaluation of ductile iron pipe products enterprise standards. This document is only applicable to the evaluation of the level of ductile iron pipe products enterprise standards. Relevant institutions may refer to it when formulating "Leader" assessment schemes for enterprise standards, and enterprises may also refer to it when formulating their own enterprise standards.