QC/T 544-2025: Camshaft of automobile engine

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Scope

This document specifies the classification and structural types, technical requirements, test
methods, inspection rules, marking, packaging, transportation and storage of camshafts of
automotive engine.
This document is applicable to integral camshafts and mechanically interference-fit assembled
camshafts (hereinafter referred to as the “camshafts”) for automotive engines.

Basic Data

Standard ID	QC/T 544-2025 (QC/T544-2025)
Description (Translated English)	Camshaft of automobile engine
Sector / Industry	Automobile and Vehicle Industry Standard (Recommended)
Classification of Chinese Standard	T13
Classification of International Standard	43.060.01
Word Count Estimation	18,195
Date of Issue	2025-05-09
Date of Implementation	2025-11-01
Older Standard (superseded by this standard)	QC/T 544-2000
Issuing agency(ies)	Ministry of Industry and Information Technology of the People's Republic of China