Standard No.:	GB/T 18659-2002
English Name:	Measurement of fluid flow in closed conduits - Methods of evaluating the performance of electromagnetic flow - Meters for liquids
Chinese Name:	封闭管道中导电液体流量的测量 电磁流量计的性能评定方法
Chinese Classification:	N12    Flow capacity and material level instrument
Professional Classification:	GB    National Standard
ICS Classification:	17.120.10 17.120.10    Flow in closed conduits 17.120.10
Issued by:	AQSIQ
Issued on:	2002-2-22
Implemented on:	2002-8-1
Status:	superseded
Superseded by:	GB/T 18659-2023
Superseded on:	2024-3-1
Language:	English
File Format:	PDF
Word Count:	10000 words
Price(USD):	300.00
Delivery:	via email in 1~3 business day

本标准推荐了测量充满封闭管道中导电液体流量的电磁流量计性能评定的试验方法。它规定了当流量计受到某种影响量影响时检验其性能特征的统一程序和描述性能测量结果的表示方法。本标准只适用于工业用管装式电磁流量计、它不适用于插入式流量计、液态金属流量计和医用流量计。然而，若经制造厂与用户或评定团体之间认同，所规定的某些试验可以适用于上述仪表。