Engine body and moving parts T12 - Chinese Standard Classification

Title	Standard No.	Implemented On
Metallographic inspection of wear-resisstant ringed piston for automotive engines	QC/T 275-2008	2008-12-1
Metallographic inspection of casting aluminum piston for engines of automobile and motorcycle	QC/T 553-2008	2008-12-1
Specifications of crankshaft for vehicle engine	QC/T 481-2005	2005-7-1
Automobile, motorcycle engine - Technical conditions for the casting aluminium piston	QC/T 552-1999	2001-6-1
Technical Specification for Motor Steel Strip Combined Oil Ring of Automobile and Motorcycle	QC/T 279-1999	1999-3-15
Metallographic standards for ductile cast iron piston ring of automobile and motorcycle engine	QC/T 284-1999	1999-3-15
Automobile and motorcycle engines - Metallographic standard of cast aluminum piston	QC/T 553-1999	1999-3-15
Engines of automobile and motorcycle - Technical conditions for piston ring	QC/T 554-1999	1999-3-15
Technical specifications of wear-resisstant ringed piston for automotive engines	QC/T 283-1999	1999-3-15
Quality grading of automobile bearing bush	QC/T 29086-1992	1993-1-1
Quality grading of automobile engine piston rings	QC/T 29085-1992	1993-1-1
Quality grading of automobile engine pistons	QC/T 29075-1992	1993-1-1
Specifications for electroplated coatings of automobile bearing bush	QC/T 29031-1991	1991-11-15
Specifications of crankshaft for vehicle engine	QC/T 481-1999	1988-10-1
Test method for piston ring of automobile and motorcycle engine	QC/T 39-1992	1988-6-1

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