Kelly Valves
ITAG offers three types of kelly valves, suitable as upper and lower kelly valve as well as remote operated topdrive valve.
ITAG kelly valves are designed according to API specification 7-1 Service Class 1 or Service Class 2 and are also available with
ABS design assessment certificate (ABS CDS Guide) and DNV type approval certificate (DNV-OS-E101).
Kelly Valves Class 1
Kelly Valves for surface service only
Kelly Valves Class 2
Kelly Valves for surface and downhole service
Kelly Valves Type BTG “Top Guard”• pure metal seated
• pressure rating 10.000, 15.000 or 20.000 psi
• mounting direction “pin up” or “pin down”
Kelly Valves Type BTG-DC „Dual Crank“- two cranks
- pure metal seated
- pressure rating 10.000, 15.000 or 20.000 psi
- mounting direction “pin up” or “pin down”
Kelly Valves Type BTG-DB „Dual Ball“- two balls with one crank each
- pure metal seated
- pressure rating 10.000, 15.000 or 20.000 psi
- Kelly Valves Type BTG-QC „Quad Crank “
- two balls with two cranks each
- pure metal seated
- pressure rating 10.000, 15.000 or 20.000 psi
This post is also available in: German