HB 7439-2013(2017)

Active

光杆公差带F9MJ螺纹十字槽100°沉头螺栓

Standard Type
HB74
ICS
N/A
CCS
N/A
Status
Active
Issue Date
2013-10-13
Implementation
2014-03-01
Centralized Committee
工业和信息化部
Issuing Authority
工业和信息化部