The crack propagation rate of pipes was mainly dependent on FATT "of pipeline steel, and FATI" can be measured by drop weight tear test.
介绍了管道裂纹的扩展速度主要取决于管道钢的转变温度FATT, FATT可由落锤撕裂试验测定。
2
The crack propagation rate of pipes is mainly dependent on FATT of Steels of pipes (fracture appearance transition temperature). And FATT can be measured by drop weighted tear tests.