USFD TESTING of AT WELDED RAIL JOINTS I RDSO MANUAL I ULTRA SONIC FLAW DETECTION USFD I DFWO I DFWR 

#USFDtestingOfATweldingJoints
#ATwelding
#UltraSonicFlawDetection
#USFDtestingOfRails
#RDSO Manual
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#YogeshKaushikSir
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In this video, detailed discussion of #USFD testing of Rail #AT welding joints as per #RDSO Manual for #fusion welding of Rails by the #Alumino Thermic Process has been done with its significance, which will be useful for aspirants of UPSC ESE/GATE/PSU's/SSC-JE /State PSC JE/AE exams and Quality Control Engineer on Site.
Following content has been discussed in this video:-
#USFD testing of Rail #AT welding joints as per #RDSO Manual for #fusion welding of Rails by the #Alumino Thermic (AT) Process.
#USFD stands for Ultra Sonic Flaw Detection.
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