JJG 729-1991 Active National Metrology and Inspection Regulations JJG

JJG 729-1991 Dynamic Relative Vacuum Apparatus(Grade Ⅱ)

JJG 729-1991 Dynamic Relative Vacuum Apparatus(Grade Ⅱ)

Publish Date: 1991-03-12 Implement Date: 1991-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: JJG 729-1991
Standard Type: National standards
Standard Status: Active
is_force_gb: no
CCS Name: -
ICS Name: -
Publish Date: 1991-03-12
Implement Date: 1991-10-01
Publisher: The National Technical Supervision Bureau
Technical Committee: Chinese Academy of Metrology
Pages: 6 pages

Scope

This procedure is applicable to the verification of second-class standard dynamic relative vacuum devices (hereinafter referred to as the devices) with a pressure range of 10-5 Pa to 10-1 Pa that are newly manufactured, in use, or repaired.

Development Information

Drafting Units:

The National Institute of Metrology and Quality Supervision of China

Drafting Persons:

Fei Weinan and Zhou Qichun

Word Count: 4 Thousand words Pages: 6 pages

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