We are manufacture of Rare Metal, (Zinc Ingots\Lead Ingots\Aluminum Powder\Tin Powder etc). SKYPE: DALIANWANERDAMaterial: GR1, GR2, GR3, GR5, GR7, GR9, GR12. Weight: 700kg-1.1ton Dia: 258-700mm L: 1200-2900mm Standard: ASTM B348, ASTM B381, ASTM F67, ASTM F136 WanErDa Composition, % Gr1Gr2Gr3Gr4Gr5Gr6Gr7Gr9Gr11Gr12N max0.030.030.050.050.050.030.030.030.030.03C max0.080.080.080.080.080.080.080.080 ...