Standard No.:	GB/T 19831.2-2008
English Name:	Petroleum and natural gas industries - Equipment for well cementing - Part 2: Centralizer placement and stop-collar testing
Chinese Name:	石油天然气工业 固井设备 第2部分：扶正器的放置和止动环测试
Chinese Classification:	E92    Petroleum drilling & production equipment and instrument
Professional Classification:	GB    National Standard
ICS Classification:	75.180.10 75.180.10    Exploratory, drilling and extraction equipment 75.180.10
Issued by:	AQSIQ; SAC
Issued on:	2008-8-28
Implemented on:	2009-3-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	5000 words
Price(USD):	130.00
Delivery:	via email in 1~3 business day

ＧＢ／Ｔ１９８３１分为两部分,本部分为ＧＢ／Ｔ１９８３１的第２部分。本部分为首次发布。 本部分提供了在斜井和狗腿井中根据扶正器的性能参数和需要的偏离间隙确定扶正器放置间距的计算方法。本部分还提供了止动环测试程序和测试结果报告要求。