Nested combination metal tank

摘要: Three packaging tanks made of metal plates are combined together and belong to the technical field product container manufacturing. The nested combination tank is characterized in that three which assembled can form a tower shape, bottom small be spirally screwed into opening middle tank, big further sleeved with cap-shaped cover, shaping body finished through cutting, pressing, crimpling, welding like plates, whole design breaks state traditional single body, achieves plurality bodies, forms an appearance shape.