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本文阐明了新的 HG管法兰标准与原 HGJ、GB、JB标准间的差异 ,并给出了一系列的对照表。在归纳新 HG突出特点的基础上 ,提出了规范设计选用的建议。
This paper clarifies the differences between the new HG pipe flange standard and the original HGJ, GB, JB standards and gives a series of comparison tables. On the basis of summarizing the outstanding features of the new HG, some suggestions on how to standardize the design are put forward.