San Petersburg from the Perspective of Iranian Itineraries in 19th century

Javad Abbasi

Ferdowsi University of Mashhad, Iran



Iran and Russia had critical and challenging relations in 19th ...

In this study, a low carbon steel (ST37) and tow kind of ductile cast iron with different nodularities, were diffusion bonded at the temperature 850 ۫C for 10 hours and then cooled in the furnace to investigate the effect of the graphite nodularity...