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a573grade 70 pakistan oiled

ASTM A573 Gr.70 carbon steel structure steel plate - JOIN ASTM A573 GR70 is a kind of common carbon structure steel plates. Steel grade A573GR70 is common used in carbon steel plate with improved toug ...

china gbt 11251 30cr steel

GB/T 11251 30CrMnSiA hot rolled structure steel plates 30CrMnSiA. 550-750. 19. 229. GB/T 11251 30CrMnSiA hot rolled structure steel plates of BBN steel have good machinability, the pocessing deformati ...