GB/T 23257-2009

Abolished

Polyethylene coating for buried steel pipeline

埋地钢质管道聚乙烯防腐层

Standard Type
GBT
ICS
75.200
CCS
E98
Status
废止
Issue Date
2009-03-16
Implementation
2009-10-01
Responsible Dept
国家标准委
Drafting Unit
N/A