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METHOD FOR MANUFACTURING A TUBE OF WHICH THE PARTIAL STRENGTH IS REINFORCED BY INSERTING A REINFORCING MATERIAL INTO THE WEAK POINT OF AN OUTER TUBE
METHOD FOR MANUFACTURING A TUBE OF WHICH THE PARTIAL STRENGTH IS REINFORCED BY INSERTING A REINFORCING MATERIAL INTO THE WEAK POINT OF AN OUTER TUBE
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机译:通过将增强材料插入外管的弱点来增强部分强度的管的制造方法
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摘要
PURPOSE: A method for manufacturing a tube of which the partial strength is reinforced is provided to reinforce partial strength using dissimilar materials and to bend the reinforcing part.;CONSTITUTION: A method for manufacturing a tube of which the partial strength is reinforced comprises: a step of inserting a reinforcing material(30) into the weak point of an outer tube(10); a step of removing the gap between the outer tube and the reinforcing material by electromagnetic welding; and a step of bending the weak point of the outer tube which is reinforced by the reinforcing material.;COPYRIGHT KIPO 2013;[Reference numerals] (AA) Heating; (BB) Expansion; (CC) Cooling;
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