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JB/T 6141.4-1992 English PDF

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JB/T 6141.4-1992: Heavy-duty gears Metallurgical determination method of carbon content of carburized surface
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JB/T 6141.4-1992English139 Add to Cart 2 days [Need to translate] Heavy-duty gears Metallurgical determination method of carbon content of carburized surface   JB/T 6141.4-1992

PDF similar to JB/T 6141.4-1992


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Basic data

Standard ID JB/T 6141.4-1992 (JB/T6141.4-1992)
Description (Translated English) Heavy-duty gears Metallurgical determination method of carbon content of carburized surface
Sector / Industry Mechanical & Machinery Industry Standard (Recommended)
Classification of Chinese Standard J17
Classification of International Standard 25.2
Word Count Estimation 3,365
Date of Issue 6/9/1992
Date of Implementation 1/1/1993
Older Standard (superseded by this standard) JB/ZQ 4040-1988
Summary This standard specifies the inner surface of the carbon content of heavy gear carburizing metallographic examination methods. This standard applies to 20CrMnTi, 20CrMnMo, 20CrNi3Mo, 15CrNi3Mo, 10Cr12Bu4 and other steel parts. It may refer to the steel. This standard is to control the carburizing process parts of the surface carbon content of metallurgical methods. The defective parts found during the heat treatment in order to adjust the process parameters to ensure product quality.

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