Abstract:
Compared here in the essay are the changes of the structures and main technical contents of different editions of Standard ISO 13680. Also analyzed is the development history of the said standard. It is shown that after the three revisions the structure of Standard ISO 13680 has remarkably changed;on the one hand, some original technical provisions are constantly supplemented, improved, and enriched, and tend to be strict;on the other hand, the application scope of the standard is getting continuously expanded, and meanwhile more and more new technical requirements have been constantly added. The development process of the standard for the corrosion-resistant alloy seamless tubular product shows that scientific and technological progresses are the basis for the emergence of the standard, and also an inexhaustible driving force to promote the development of the standard.