Hello Everyone This video will help to chose tata Tiscon 500 SD and Tata Tiscon 500D , which one is best steel for house construction if you want to start construction then steel is major part of house construction then always choose good steel so in this video i have Discuss about Tata Tiscon 500D and Tata 550D quality check one check Tata Tiscon Fe500D V/s Tata Tiscon 500D 1- What is Tata 550SD and Tata 500D 2- What is Ductility and Super Ductility 3- Physical and Chemical Composition Test 4- Conclusion #tatasteel #tatatiscon #tata550SD #tatasteel500D #quality #steel #rebars #SerajCivilEngineer #construction