T/CFA 020101031-2020 Low-temperature iron-solidification ductile iron parts for rail transit
T/CFA 020101031-2020 Low-temperature iron-solidification ductile iron parts for rail transit
Basic Information
Scope
Scope: This document specifies the terms and definitions, production methods, chemical composition and heat treatment, technical requirements, sampling, testing methods, reinspection, other inspections of castings, records, marking and quality certificates, rust prevention, packaging, transportation, and storage requirements for low-temperature ferritic nodular cast iron parts used in rail transit with a service temperature range of -20℃ to -60℃. This document is applicable to low-temperature ferritic nodular cast iron parts used in rail transit. Main technical content: This document specifies the terms and definitions, production methods, chemical composition and heat treatment, technical requirements, sampling, testing methods, reinspection, other inspections of castings, records, marking and quality certificates, rust prevention, packaging, transportation, and storage requirements for low-temperature ferritic nodular cast iron parts used in rail transit with a service temperature range of -20℃ to -60℃.