A comparative study of the mechanical properties and the behavior of carbon and boron in stainless steel cladding tubes fabricated by PM HIP and traditional technologies

► The ring tensile test method was optimized and successfully used. ► The cladding tubes fabricated by PM HIP and traditional technologies were tested. ► Improvement of the cladding tubes properties fabricated by PM HIP was found. ► Correlation of the homogeneity of carbon, boron with the properties was revealed.