Generally A105 and 234 can be welded to X42. Over that you should spec WPH Y Grades matching your pipe. Such as X52 to WPH Y52, X60 to WPH Y60, etc.
Source: Pipelines, Piping and Fluid Mechanics engineering – Eng-Tips
Generally A105 and 234 can be welded to X42. Over that you should spec WPH Y Grades matching your pipe. Such as X52 to WPH Y52, X60 to WPH Y60, etc.
Source: Pipelines, Piping and Fluid Mechanics engineering – Eng-Tips