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中华人民共和国国家标准GBT20688.2-2007橡胶支座(第2部分:桥梁隔震橡胶支座).pdf.pdf
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ICS83.T40.99 中华人民共和国国家标准 GB20688.2一2006 橡胶支座第2部分:桥梁隔震橡胶支座 Rubberbearings一 PartZ:Elastomericseismic一Protectionisolatorsforbridges (15022762一2:2005,Elastomericseismic一protectionisolators一 PartZ:Applicationsforbridges一Specifications,MOD) 2006一08一24发布 2007一10一01实施中华人民共和国国家质量监督检验检疫总局中国国家标准化管理委员会发布目次前言·······················································44···········································4·············??m 1范围·······························································4···············································??1 2规范性引用文件···················································...······································.4??,二1 3术语和定义·····································································································4··一1 4符号···············································································································??3 5隔震橡胶支座分类····························································································.??5 5,1按构造分类·····,························································································4····??6 5.2按极限性能分类······················4················································...................??6 5.3按水平等效刚度的允许偏差分类·····································································??7 6要求···············································································································??7 6.1通则········,··,································································································??7 6.2隔震橡胶支座设计压应力和设计剪应变················································...... ..??7 6.3隔震橡胶支座性能要求·································································...................??7 6.3.1力学性能试验项目··············································································4····....??7 6.3.2力学性能要求··········,··························································.·····......??,,,.? 8 6.3.3剪切性能相关性要求························································............................??10 63.4耐久性性能要求··4·············,·,············································,··························??10 64橡胶材料性能要求····44··············,·········································.4·.........................??11 6.41物理性能试验项目··················,,···········,·······················································??11 6.42物理性能要求··················,,···················,,······································.............??n 6.43其他性能要求··················4··44·,,··············································4·········..·........??n 6.5隔震橡胶支座尺寸要求········································,···············??,................??12 6.6钢板强度要求···········,··········································,,,·······································??13 6.7外观要求,,,,,·······················································,·,·······································??13 7设计准则········4···················································4·4·4········· 内容来自淘豆网www.taodocs.com转载请标明出处.
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