Standard No.:	GB/T 18215.1-2000
English Name:	Electrical safty in low voltage distribution systems up to 1000 V a. c. and 1500 V d. c. -Equipment for testing, measuring or monitoring of protective measuring-Part 1: General requirements
Chinese Name:	城镇人工煤气主管道流量测量 第1部分:采用标准孔板节流装置的方法
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:	CMIF
Issued on:	2000-10-17
Implemented on:	2001-5-1
Status:	abolished
Abolished on:	2005-10-14
Language:	English
File Format:	PDF
Word Count:	13000 words
Price(USD):	390.00
Delivery:	via email in 1~5 business day

本标准规定了城镇人工煤气主管道流量测量中以多管并联标准孔板节流装置（包括可换孔板节流装置）为原理的差压式流量计的流量计算、测量系统的构成、技术要求与安装要求、人工煤气的物理性质及计算公式，以及测量系统的检验规则和系统适用于圆管的人工煤气的流量测量。