ISO 3306:1985现行
Plain end as-welded and sized precision steel tubes - Technical conditions for delivery
出版：International Organization for Standardization
专家解读视频
Provides the technical conditions for tubes. Tabulates the chemical composition and mechanical properties as well asdimensions ranging from 6 mm up to and including 160 mm(outside diameter) and tests.
NS 5956 Ed. 2 (1986) - Identical
NS ISO 3306 Ed. 1 (1991) - Identical
DIN 2394-1 (1994-09) - Similar
DIN 2394-2 (1994-09) - Similar
KS D ISO 3306:2003 - Identical
JIS G 7218:2003 - Identical
