sy5561
sy5561, Total:4 items.
The international standard classification for "sy5561" includes: Exploratory and extraction equipment .
The Chinese standard classification for "sy5561" includes: Petroleum drilling & production equipment and instrument , Steel tube and cast iron pipe .
Professional Standard - Petroleum
- SY/T 5561-2014 Drill pipe
- SY/T 5561-2008 Friction welding drill pipe
- SY 5561-2014 drill pipe
- SY/T 5561-1992 Friction welding drill pipe welding zone technical conditions
