shipbuilding steel plate 1.Grade:GB, ASTM,JIS,DIN,BS,EN 2.Width ... Shipbuilding and Oil Platform Steel Plate The Representative Grades: (1), A, B, D, E, Standards: ABS, BV, LR, GL, DNV, RIVA, NK ... NK, CCS and KR. (3), AH36, DH36, EH36, FH36, Standards: ABS, BV, LR, GL, DNV, RIVA, NK, CCS and KR. (4 ... ), AH40, DH40, EH40, FH40, Standards: ABS, BV, LR, GL, DNV, RIVA, NK, CCS and KR. (5), 2HGr42, 2HGr50 ...