摘要
根据API SPEC 5L《管线钢管规范》第44版,对照第43版,从整体结构和具体层次两个角度,对引用标准、钢管等级及交货状态、钢管制造、力学性能、无损检验、尺寸等方面的主要变化进行了分析,对API会标持证企业按时实施API SPEC 5L第44版《管线钢管规范》,做好换证准备工作有一定的借鉴意义。
This article analyzed main changes of reference standards,steel pipe grade,delivery goods status,steel pipe manufacture,mechanical property,non-destructive inspection,dimension from structure and specific arrangement two sides to compare API SPEC 5L(44th edition)with API SPEC 5L(43rd edition)'Specification for Line Pipe'.It can be used for reference for API monogram licensee to execute API SPEC 5L(44th edition)'Specification for Line Pipe' on time,and do good preparation to renew API 5L Certificate.
出处
《焊管》
2008年第5期84-88,共5页
Welded Pipe and Tube