Hkkjr ljdkj jsy ea=ky; GOVERNMENT OF INDIA MINISTRY OF RAILWAYS jsyksa ,oa oSYMksa ds ijkJO; ijh{k.k gsrq fu;ekoyh MANUAL FOR ULTRASONIC TESTING OF RAILS AND WELDS la ’kksf/kr&2022 Revised-2022 vuqla/kku vfHkdYi ,oa ekud la xBu y[kuÅ&226011 Research Designs & Standards Organisation, Lucknow-226011