JJG 2018-1989 English PDF

US$239.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
JJG 2018-1989: Verification Scheme of Measuring Instruments for Surface Roughness

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
JJG 2018-1989	239	Add to Cart	3 days	Verification Scheme of Measuring Instruments for Surface Roughness

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Basic data

Standard ID: JJG 2018-1989 (JJG2018-1989)
Description (Translated English): Verification Scheme of Measuring Instruments for Surface Roughness
Sector / Industry: Metrology & Measurement Industry Standard
Classification of Chinese Standard: A52
Word Count Estimation: 6,664
Date of Issue: 6/11/1905
Date of Implementation: 4/1/1990
Summary: This standard specifies the surface roughness Rz and Ry parameters for the 0. 1 ~ 80 um and R. The main argument is full of measuring instruments and the main parameters of the national metrology Al quasi-meter range within 0. 1-10 ��m included, to carry out the program of work for most appliances money transfer from the state apparatus by taking into account the full benchmark standard measuring instruments, and specify errors and basic test methods.

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