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SJ 1821-1981 PDF English

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SJ 1821-1981: Preferred thin plated fine-pitch spur gears
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SJ 1821-1981English259 Add to Cart 3 days [Need to translate] Preferred thin plated fine-pitch spur gears

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Basic data

Standard ID SJ 1821-1981 (SJ1821-1981)
Description (Translated English) Preferred thin plated fine-pitch spur gears
Sector / Industry Electronics Industry Standard
Classification of Chinese Standard J17
Word Count Estimation 7,782
Date of Issue 6/18/1981
Date of Implementation 1/1/1982
Summary This standard applies to electronic products, for data transmission and power transmission torque is small.

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