High rare earth low magnesium ferrosilicon alloy QB/T003-2004 Grade chemical composition% RE Mg Ca Si Ai Fe FeSiMg4Ca2RE8
High rare earth low magnesium ferrosilicon alloy: QB/T003-2004 Rare earth calcium silicon iron alloy: QB/BG 201-1996 Rare earth zinc-magnesium-silicon-iron alloy: QB/BG 202-1996 Rare earth titanium magnesium silicon
Rare earth calcium magnesium ferrosilicon alloy QB/BG207-96 Grade chemical composition% RE Ca Mg Si Fe FeSiCa6Mg6RE9 7 to 10
Rare earth titanium magnesium ferrosilicon alloy QB/BG206-96 Grade chemical composition% RE Ti Mg Ca Si Fe FeSiTi6Ca5Mg5RE
Rare earth zinc magnesium silicon iron alloy QB/BG202-96 Grade chemical composition% RE Zn Mg Si Fe FeSiMg4Zn3RE14 13~15
Rare earth calcium ferrosilicon alloy QB/BG201-96 Grade chemical composition% RE Ca Si Fe FeSiCa13RE13 13~<> 10~15
The graphite of gray cast iron has a sheet-like structure, and its mechanical properties are in accordance with JB/T4406-1999 standard, a total of 5 grades, tensile strength σb260 ~ 420Mpa, elongation from δ-22%. The ductile iron tensile strength σb350-900Mpa