ISO 4229:2017现行
Assembly tools for screws and nuts - Single-head engineer's wrenches for lower torque applications - Maximum outside dimensions of heads and test torques
出版：International Organization for Standardization
专家解读视频
Gives requirements of single-head engineers wrenches with nominal width across flats from 3,2 to 120.
NFE 74 301 : 1980 - Similar to
GOST R ISO 4229 : 2013 - Identical
NF ISO 4229 : 2017 - Identical
NBR ISO 4229 : 2017 - Identical
UNI ISO 4229 : 2011 - Identical
NEN ISO 4229 : 2017 - Identical
PN ISO 4229 : 1996 - Identical
BS ISO 4229 : 2017 - Identical
NEN ISO 4229 : 2017 - Identical
NF ISO 4229 : 2017 - Identical
BS ISO 4229 : 2017 - Identical
