NFE 25 112:1983被替代
Machine Screws - Hexagon Head Bolts - Product Grade A And B - Symbol H
出版：Association Francaise de Normalisation
专家解读视频
83
ISO 4014:1999 - Similar
SNV DIN EN 24014:1992 - Identical
SN EN ISO 4014:2001 - Identical
SN EN ISO 4014:2011 - Identical
SNV DIN EN 24014 : 1992 - Identical
SN EN ISO 4014 : 2011 - Identical
ISO 4014 : 2011 - Similar to
