Standard No.:	GB/T 39643-2020
English Name:	Geometrical product specifications (GPS)—Systematic errors and contributions to measurement uncertainty of length measurement due to thermal influences
Chinese Name:	产品几何技术规范（GPS） 长度测量中温度影响引入的系统误差和测量不确定度来源
Chinese Classification:	J04    Basic standards and general methods
Professional Classification:	GB    National Standard
ICS Classification:	17.040.01 17.040.01    Linear and angular measurements in general 17.040.01
Issued by:	AQSIQ and SAMR
Issued on:	2020-12-14
Implemented on:	2021-7-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	18500 words
Price(USD):	555.0
Delivery:	via email in 1~5 business day

本标准规定了产品几何技术规范（GPS）的长度测量中温度影响引起误差的确定和修正程序，以及温度影响引入的测量不确定度分量评定的程序。
本标准适用于工业领域长度测量。