T/CFA 03037-2023 Quality grading and "Pioneer" evaluation requirements for spheroidal graphite iron using spheroidizing core wire
T/CFA 03037-2023 Quality grading and "Pioneer" evaluation requirements for spheroidal graphite iron using spheroidizing core wire
Basic Information
Scope
Scope: This document specifies the basic requirements, evaluation indicators and requirements, evaluation methods, and grade classification for the quality of nodular cast iron billet ingots and enterprise standard level evaluation. This document applies to the quality of nodular cast iron billet ingots and enterprise standard level evaluation. Relevant institutions can refer to it when conducting quality grading and enterprise standard level evaluation, "Leader" product evaluation, and related certifications or evaluations. Enterprises can 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 of nodular cast iron billet ingots and enterprise standard level evaluation. This document applies to the quality of nodular cast iron billet ingots and enterprise standard level evaluation. Relevant institutions can refer to it when conducting quality grading and enterprise standard level evaluation, "Leader" product evaluation, and related certifications or evaluations. Enterprises can also refer to this document when formulating their own enterprise standards.