【摘要】 介绍了209HS转向架焊接构架的结构形式，以及设计过程中对降低自重、提高疲劳强度和焊接处理等问题的考虑；对构架的静强度和疲劳强度，着重用UIC标准进行了评定。更多还原

【Abstract】 This paper introduces the structure type of 209HS welded bogie frame, and some main problems we considered when we designed the frame, such as keeping down the weight, enhancing the fatigue strenghth and the welded seam processing. The strength of the frame is calculated with the standard of UIC.更多还原