ISO 2903:1993被替代
ISO metric trapezoidal screw threads - Tolerances
出版：International Organization for Standardization
专家解读视频
UNI ISO 2903:1978 - Identical
NF ISO 2903:1997 - Identical
SNV ISO 2903:1993 - Identical
BIS IS 7008-4:1999 - Identical
SS ISO 2903 Ed. 4 (2006) - Identical
GB/T 5796.4-2005 - Modified
DIN 103-3 (1977-04) - Identical
PN ISO 2903:1996 - Identical
JIS B 0217:1980 - Equivalent
ONORM ISO 2903:1984 - Identical
