低温对结构钢材强度与韧性指标影响分析  

MECHANICAL PROPERTIES OF STRUCTURAL STEEL AT LOW TEMPERATURE

作　　者：武延民[1] 王元清[1] 王晓哲[1] 石永久[1] 

机构地区：[1]清华大学土木工程系,北京100084

出　　处：《低温建筑技术》2002年第1期1-3,共3页Low Temperature Architecture Technology

摘　　要：温度的变化对于结构钢材的性能影响很大 ,尤其是在低温下 ,结构容易发生脆性断裂破坏。本文根据一段时期以来这一方面的研究成果 。Mechanical properties of stuctural steel varies with temperature,especially,structural steels lean to brittle fracture at low temperature.Based on past research ,this paper summarizes varieties of some mechanical properties of structural steel according to temperature.The results can be consulted by engineers in design of steel structures and promote further research in the area.

关 键 词：低温 结构钢材 力学性能 韧性指标 钢结构 

分 类 号：TU391[建筑科学—结构工程]