This document stipulates the basic requirements, evaluation indicators and requirements, evaluation methods and grading of vacuum heat treatment equipment product quality and enterprise standard levels. This document is applicable to the evaluation of product quality and corporate standard level of vacuum heat treatment equipment. Relevant agencies can refer to this document when conducting quality grading and corporate standard level evaluations, "front-runner" product evaluations, and related certifications. Relevant companies can also refer to this document when formulating corporate standards.
T/CHTA 018-2023 history
2023T/CHTA 018-2023 Assessment requirements for quality grading and forerunner — the device of vacuum heat-treatment