ISO 2857:1973现行
Ground thread taps for ISO metric threads of tolerances 4H to 8H and 4G to 6G coarse and fine pitches - Manufacturing tolerances on the threaded portion
出版：International Organization for Standardization
专家解读视频
Gives specification for the manufacturing tolerances of the threaded parts of taps for the production of ISO metric threads tolerance classes 4H to 8H and 4G to 6G.
AS 2181.1-1978 - Equivalent
SS ISO 2857 Ed. 1 (1990) - Identical
UNE 16605:1991 (R2012) - Identical
NEN ISO 2857:1990 - Identical
SN EN 22857:1990 - Identical
NS 5374 Ed. 1 (1977) - Similar
BS 949-1:1976 - Similar
NS ISO 2857 Ed. 1 (1989) - Identical
BS 949-4:1990 - Equivalent
UNI EN 22857:1990 - Equivalent
I.S. EN 22857:1990 - Identical
DIN 802-1 (1982) - Similar
DIN EN 22857 (1990-07) - Identical
ONORM EN 22857:1990 - Identical
JIS B 4430:1998 - Equivalent
GB/T 968-2007 - Modified
