T/CEEIA 698-2023 Quality grading specifications for heat treatment resistance furnaces
T/CEEIA 698-2023 Quality grading specifications for heat treatment resistance furnaces
Basic Information
Scope
Scope: This document specifies the quality grading principles, grading indicators, sampling inspection methods, judgments, and document management for heat treatment resistance furnaces. This document applies to quality grading activities for common typical furnace types such as well-type resistance furnaces, box-type resistance furnaces, trolley-type resistance furnaces, box-type quenching resistance furnaces, electric heating bath furnaces, and push-type resistance heating units (hereinafter referred to as push-type furnace units). Main technical content: This document specifies the quality grading principles, grading indicators, sampling inspection methods, judgments, and document management for heat treatment resistance furnaces. This document applies to quality grading activities for common typical furnace types such as well-type resistance furnaces, box-type resistance furnaces, trolley-type resistance furnaces, box-type quenching resistance furnaces, electric heating bath furnaces, and push-type resistance heating units (hereinafter referred to as push-type furnace units).