We have experienced weld failure on a number of branch to header connections in thin-wall pipe. The application is 8-inch branches on a 20-inch flare header, where both main run and the laterals are specified as schedule 10S gr. 304 stainless steel.We have had our own problems with welding and...
We have a 24-inch full bore pipeline ball valve in shut-off service in an isolated desert oilfield location.
Normal duty is valve closed with 60 bar on one side and 15 bar on the downstream side. Questions / problems:
1. What are our chances of using this valve for a short time to flow into the...
Do the piping codes permit the use of 6-inch weldolets on a 14-inch line? Application is water injection in the Algerian desert - no statutory codes but they recognise "major" international standards e.g ANSI, BSI, DIN etc.
Thanks
Geoff
