Standard No.:	SY/T 6143-2004
English Name:	Measurement of natural gas flow by means of standard orifice plates meter
Chinese Name:	用标准孔板流量计测量天然气流量
Chinese Classification:	E98    Oil and gas gathering and transportation equipment
Professional Classification:	SY    Professional Standard - Oil & Gas
ICS Classification:	75.180.30 75.180.30    Volumetric equipment and measurements 75.180.30
Issued by:	National Development and Reform Commission
Issued on:	2004-07-03
Implemented on:	2004-11-1
Status:	abolished
Abolished on:	2010-08-20
Superseding:	SY/T 6143-1996 Standard orifice measurement method for natural gas flow
Language:	English
File Format:	PDF
Word Count:	47000 words
Price(USD):	1410.00
Delivery:	via email in 1~3 business day

本标准规定了标准孔的结构形式、技术要求；节流装置的取压方式、使用方法、安装和操作条件、建议要求；天然气在标准参比条件下体积流量和能量流量、质量流量以及测量不确定度的计算方法；同时还给出了计算流量及其有关不确定度等方面必需的资料。
本标准适用于取压方式为法兰取压和角接取压的节流装置，用标准孔板对气田或油田采出的以甲烷为主要成分的混合气体的流量测量。