QCN29018-1991 English PDF

US$479.00 · In stock
Delivery: <= 4 days. True-PDF full-copy in English will be manually translated and delivered via email.
QCN29018-1991: (Car carbonitriding gear metallography)
Status: Obsolete

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
QCN 29018-1991	479	Add to Cart	4 days	(Car carbonitriding gear metallography)	Obsolete

Similar standards

GB/T 39897   QC/T 942   GB/T 37436   QC/T 1185   QC/T 275   

Basic data

Standard ID: QCn 29018-1991 (QCn29018-1991)
Description (Translated English): (Car carbonitriding gear metallography)
Sector / Industry: Automobile & Vehicle Industry Standard
Classification of Chinese Standard: T06
Word Count Estimation: 12,116
Date of Issue: 6/13/1991
Date of Implementation: 6/1/1991
Older Standard (superseded by this standard): JB 2782-1979
Quoted Standard: GB 8539; GB 9450
Summary: This standard specifies the key automotive system Carbonitriding microstructure gear, effective hardening depth of meaning and detection methods, surface and hardness of heart. This standard applies to effective case depth greater than 0. 3 mm in gear. This standard applies to the completion of the quality inspection of all gear after heat treatment process.

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