tender for steel sheet of size 20x2500x6400mm (scnanning shall be continuous over100 of plate surface) as per drg.no. din en 10025-5 s355 j2w+n. speciifcation forultrasonic testing of steel plates shall be astm-a-578(reapproved 2001) withfrequency 100 (all the plates shall be ut testing), packing instruction - pi042 as per drg.no.din en 10025-5 s355 j2w+n. speciifcation for ultra specn: din en 10025-5 s355 j2w+n.speciifcation for ultrasonic testing of steel plates shall be astm-a-578(reapproved2001) with frequency 100 (all the plates shall be ut testing) .