GB/T 800-1988

Abolished

Flat countersunk double nib bolts

沉头双榫螺栓

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