请注意，本标准的翻译版本中可能不包括任何附录或勘误表。RP 5L3的第四版包括管道工作组管状货物小组委员会于2013年通过信函投票批准的变更。本规范中的程序描述了进行落锤撕裂试验的推荐方法，以测量管道的断裂外观或断裂延展性，如API规范5L《管线管道规范》所述。

Please note that any addenda or errata may not be included in translated editions of this standard.This 4th edition of RP 5L3 includes changes approved by letter ballot in 2013 from the Subcommittee on Tubular Goods, Task Group on Line Pipe.The procedures within describe a recommended method for conducting Drop-Weight Tear Tests to measure the fracture appearance or fracture ductility of the pipe as referenced in API Specification 5L, Specification for Line Pipe.