Did you try looking it up on google?
Strenx has a website. It's made by SSAB.
Strenx is a brand name for a series of steels.
It's available in sheet, plate, tube and sections.
It's available hot rolled or cold rolled.
It's available with yield strengths between 600 and 1300 MPa.
So, to answer your question, Strenx does not have a specific set of mechanical properties.
Instead, you would find mechanical properties for Strenx 960, or Strenx 700 Offshore, or Strenx Tube 900 MH, et cetera.
Try looking here: