ISO 7268:1983现行
Pipe components - Definition of nominal pressure
出版：International Organization for Standardization
专家解读视频
KS B ISO 7268:2002 - Identical
UNE 19004-2:1989 - Identical
KS B ISO 7268:2013 - Identical
SN EN 1333:2006 - Identical
BS EN 1333:2006 - Similar
DIN EN 1333 (2006-06) - Identical
NBN D 12 100:1987 - Identical
UNI ISO 7268:1985 - Identical
DIN 2401-1 (1991-09) - Similar
PN 89/H-02650:1989 - Identical
