GB/T 2527-2008

Active

Cemented carbide inserts for mining and oil-field bits

矿山、油田钻头用硬质合金齿

Standard Type
GBT
ICS
77.160
CCS
H72
Status
现行
Issue Date
2008-06-09
Implementation
2008-12-01
Responsible Dept
中国有色金属工业协会
Drafting Unit
N/A