GB/T 3420-2008

Active

Gray iron castigs for pipe fittings

灰口铸铁管件

Standard Type
GBT
ICS
77.140.75
CCS
H48
Status
现行
Issue Date
2008-10-10
Implementation
2009-05-01
Responsible Dept
中国钢铁工业协会
Drafting Unit
N/A