GB/T 839-1988

Active

Knurled thumb screws with waisted shank

滚花头不脱出螺钉

Standard Type
GBT
ICS
21.060.10
CCS
J13
Status
现行
Issue Date
1988-06-24
Implementation
1989-07-01
Responsible Dept
中国机械工业联合会
Drafting Unit
N/A