石油工业标准汇编第三分册《石油工程建设设计》的出版发行,为设计人员提供了重要的依据。但其中有些同一内容的标准在不同的规范中不统一或者有出入。下面是笔者在学习和使用这些标准时发现的几个问题。 (1)《石油工程建设设计》SYJ7-84P241规定“当介质温度大于50℃时,应采用管道防腐沥青,但介质温度不得高于80℃。当介质温度小于或等于50℃时,可采用10号建筑石 The publication and publication of the Third Volume of Petroleum Industry Standard Compilation of Petroleum Engineering Construction Design provides an important basis for designers. However, some of the same content standards in different norms are not uniform or different. Here are some of the issues I found when learning and using these standards. (1) SYJ7-84P241 stipulates that "when the temperature of the medium is more than 50 ℃, pipeline anticorrosive asphalt should be used, but the medium temperature should not be higher than 80 ℃ .When the medium temperature is less than or equal to 50 ℃, 10 Building stone