National NDT (engineers Training & Certification) Services: NDT courses in India / NDT courses fees / NDT courses in Visakhapatnam / NDTINSTITUTES IN VIZAG (VISAKHAPATNAM)NDT courses for mechanical / NDT course details. For More Details Visit: www.nationalndt-india.com   | Email : training@nationalndt-india.com | Contact Person: V.SATYANARAYANA (Managing Director) Mobile: +91 8686748989   | Office (Land Line) : 0891-2703456