China 'GB/T 20972.2-2008
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 20972.2-2008
Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low alloy steels, and the use of cast irons 石油天然气工业 油气开采中用于含硫化氢环境的材料 第2部分:抗开裂碳钢、低合金钢和铸铁
Issued Date:2008-08-28
Implemented Date:2009-03-01
Issued by:
The Standardization Administration of the People's Republic of China