GB/T 20659-2017

Active

Petroleum and natural gas industries—Aluminium alloy drill pipe

石油天然气工业 铝合金钻杆

Standard Type
GBT
ICS
75.180.10;77.150.10
CCS
E92
Status
现行
Issue Date
2017-10-14
Implementation
2018-05-01
Responsible Dept
国家标准委
Drafting Unit
N/A