... inspection and ultrasonic inspection accord with DIN1690 standard. India to reputed company such as Bhushan steel, Visakhapatnam steel, JINDAL ... pinion shaft, support rollers, thrust rollers, and etc., according to German DIN’ standard. 3 The Process of DRI Rotary ... with the gaseous atmosphere throughout the kiln where reduction reaction continues to get desired metallization at the time it reaches ...