Chemical Analysis as follows
C SI MN P S CR NI MO V
.35 .55 1.25 .55 .15
.50 .40 .85 .02 .02 1.25 .85 .30
Min & Max
Plate thichness 32mm
I'am told it's an austenitic structure?
No corrosive...
welding of an austenitic type steel with a 309 lsi wire is causing a crack in the fusion zone. pre-heats are around 180c and post heat is around 220c for 8 hours. Welded parts are under vibration and shock stress. I'am told that introducing any other type of filler will cause a martensitic...
