T/CICEIA /CAMS37-2022 The specification for classification and grading of internal combustion engine valve rocker arm product quality
T/CICEIA /CAMS37-2022 The specification for classification and grading of internal combustion engine valve rocker arm product quality
Basic Information
Scope
Scope: This document specifies the quality indicators, inspection methods, inspection rules, marking, packaging, transportation, and storage for three grades of internal combustion engine valve rocker arm bodies: Grade 1, Grade 2, and Grade 3. This document applies to the grading and evaluation of the quality of steel and cast iron valve rocker arm bodies for reciprocating internal combustion engines with a cylinder diameter of less than or equal to 200mm (excluding accessories such as valve adjustment screws, rollers, roller pins, bearings, and pin shafts on combined rocker arms). Main technical content: This document specifies the quality indicators, inspection methods, inspection rules, marking, packaging, transportation, and storage for three grades of internal combustion engine valve rocker arm bodies: Grade 1, Grade 2, and Grade 3. This document applies to the grading and evaluation of the quality of steel and cast iron valve rocker arm bodies for reciprocating internal combustion engines with a cylinder diameter of less than or equal to 200mm (excluding accessories such as valve adjustment screws, rollers, roller pins, bearings, and pin shafts on combined rocker arms). Other technical content can be found in the standard text.