卖: steel metal A B D E GL LR BV DNV steel plate 2010年12月18日,20:47:22 1.Steel Standards:
CCS, DNV, GL, LR, BV, KR, ABS, API, RINA, NK, ASTM, GB5313.
2.Steel Grade:
A, B, D, E, AH32, AH36, AH40, DH32, DH36, DH40, EH32, EH36, EH40, FH36, FH32, FH40, A 514Gr( F, Q).... | 
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