SY/T 6635-2005
Inspection practices for piping system components (English Version)

Standard No.

SY/T 6635-2005

Language

Chinese, Available in English version

Release Date

2005

Published By

Professional Standard - Petroleum

Status

Be replaced 2015-03

Replace By

SY/T 6635-2014

Latest

SY/T 6635-2014

Scope

This standard can be used for the inspection of pipes, piping, valves (except control valves) and fittings used in refineries and chemical plants. Although this method does not provide for the inspection of special accessories, there are many inspection methods in this standard that are applicable to these special accessories, such as control valves, liquid level gauges, equipment control instruments, etc.

SY/T 6635-2005 history

• 2014 SY/T 6635-2014 Inspection practices for piping system components
• 2005 SY/T 6635-2005 Inspection practices for piping system components