| Standard ID | HG/T 20519.4-2009 (HG/T20519.4-2009) |
| Description (Translated English) | Specification on content and procedure of detail design for chemical plant - Part 4: Pipeline layout |
| Sector / Industry | Chemical Industry Industry Standard (Recommended) |
| Classification of Chinese Standard | G04 |
| Word Count Estimation | 75,770 |
| Date of Issue | 4/12/2009 |
| Date of Implementation | 1/6/2010 |
| Summary | This standard applies to the construction drawing design of process piping newly built, expanded or rebuilt in the chemical industry, and is especially suitable for small and medium design units. Petroleum, petrochemical, textile, pharmaceutical and other industries can refer to the implementation. In addition to the construction drawing design should comply with this standard and another part of this regulation (HG/T 20519.1~HG/T 20519.3, HG/T 20519. 5~HG/T 20519. 6), it should also comply with the relevant national standards Stipulate |