High strength easily grips curvilinear figure metallic tank

The utility model relates to a high strength easily grips curvilinear figure metallic tank, including easy -open end, can body and bottom, the can body include from last to the lower fashioned necking down section of integration, go up cylindrical section, expanding segment and cylindrical section down, the necking down section is connected with the easy -open end, it unanimous between the higher and lower levels and be less than the tank diameter of the arbitrary horizontal cross -section of expanding segment with the tank diameter of cylindrical section down to go up the cylindrical section, expanding segment includes from last first changeover portion, evagination expanding segment, indent expanding segment, bottom evagination section and second changeover portion to setting down, evagination expanding segment is connected with last cylindrical section through first changeover portion, evagination expanding segment both ends tank diameter is lighter than its middle part tank diameter, indent expanding segm