管道一次应力和二次应力计算? 呵呵 我刚要研究过这个东西。 b31.4 是校验线路上埋地管道的,泵站内管道还是要用b31.3来校验。 但是注 ... 泵站内管线貌似也是用b31.4.下面是b31.4适用范围。 pipeline transportation systems for liquids and slurries: piping transporting products that are predominately liquid between facilities, plants, and terminals, and within terminals, pumping, regulating, and metering stations. 查看更多