DZ/T 0101.12-1994
Active
JJF 1358-2012
Active
National Metrology Technical Specifications JJF
JJF 1358-2012 Calibration Specification for DN1 000～DN15 000 Liquid Ultrasonic Flowmeters Calibration by Non Practical Flow Method
JJF 1358-2012 Calibration Specification for DN1 000～DN15 000 Liquid Ultrasonic Flowmeters Calibration by Non Practical Flow Method
Basic Information
Standard Code:
JJF 1358-2012
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
-
Publish Date:
2012-09-03
Implement Date:
2012-12-03
Pages:
28 pages
Scope
This calibration standard is applicable to the non-real flow calibration and periodic verification of liquid contact multi-channel ultrasonic flowmeters used in closed pipes, which operate based on the time difference method.
The diameter range of the flowmeters is: (1～15)m.
Development Information
Referenced Standards
JJG 1030-2007 Ultrasonic Flowmeters
JJF 1004-2004 Metrological Terms and Their Definitions for Flow Rate
JJF 1059-1999
GB/T 23900-2009 Non-destructive testing—Practice for measuring ultrasonic velocity in materials
IEC 41-1991
ASME PTC 18-2002(Revision of PTC18-1992)
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