GB 12838-1999

Abolished

Tyre valve cores for large core chamber

大芯腔轮胎气门芯

Standard Type
GB
ICS
83.160.10
CCS
G41
Status
废止
Issue Date
1999-06-29
Implementation
2000-05-01
Responsible Dept
中国石油和化学工业联合会
Drafting Unit
中国石油和化学工业联合会