T/CFA 03036-2023 Quality grading and "Pioneer" evaluation requirements for ductile iron piping fittings
T/CFA 03036-2023 Quality grading and "Pioneer" evaluation requirements for ductile iron piping fittings
Basic Information
Scope
Scope: This document specifies the basic requirements, evaluation indicators and requirements, evaluation methods, and grade classification for the quality and enterprise standard level evaluation of malleable cast iron pipe fittings. This document applies to the "Leader" standard evaluation of malleable cast iron pipe fittings. Relevant institutions may refer to it when conducting quality grading, enterprise standard level evaluation, and "Leader" product evaluation, as well as related certifications or evaluations. Enterprises may also refer to this document when formulating their own enterprise standards. Main technical content: This document specifies the basic requirements, evaluation indicators and requirements, evaluation methods, and grade classification for the quality and enterprise standard level evaluation of malleable cast iron pipe fittings. This document applies to the "Leader" standard evaluation of malleable cast iron pipe fittings. Relevant institutions may refer to it when conducting quality grading, enterprise standard level evaluation, and "Leader" product evaluation, as well as related certifications or evaluations. Enterprises may also refer to this document when formulating their own enterprise standards.