| Standard ID | SY/T 6143-2004 (SY/T6143-2004) |
| Description (Translated English) | Measurement of natural gas flow by means of standard orifice plates meter |
| Sector / Industry | Oil & Gas Industry Standard (Recommended) |
| Classification of Chinese Standard | E98 |
| Classification of International Standard | 75.180.30 |
| Word Count Estimation | 110,165 |
| Date of Issue | 2004-07-03 |
| Date of Implementation | 2004-11-01 |
| Older Standard (superseded by this standard) | SY/T 6143-1996 |
| Adopted Standard | ISO 5167-1; 2-2003; NEQ; ANSI/API 2530/AGA Peport No.3; NEQ |
| Regulation (derived from) | National Development and Reform Commission Notice No. 38 of 2004; National Energy Board Bulletin No. 2 2010 |