API Spec5L《管线钢管规范》第43版主要变动分析

Main Variation Analysis on API Spec 5L <Pipeline Steel Pipe Specification> 43rd Edition

从力学性能试验、表面及外观检验、无损检验等四个方面入手 ,将API 5L《管线钢管规范》第 43版相对于第 42版的变化部分进行了分析 。

From physical test,surface,visual inspection and NDT four sides,it make comparison between API Spec 5L <Pipeline Steel Pipe Specification> 42nd edition and API Spec 5L <Pipeline Steel Pipe Specification> 43rd edition.It also indicates some typing mistakes in newly edition Standard.