Home / Standards / GB/T 19830-2011 GB/T 19830-2011 Abolished Petroleum and natural gas industries - Steel pipes for use as casing or tubing for wells 石油天然气工业 油气井套管或油管用钢管 Standard Type GBT ICS 77.140.75;75.180.10 CCS H48 Status 废止 Issue Date 2011-12-30 Implementation 2012-06-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委