Petroleum and natura standards english version

NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA

GB/T 22512.1-2012

Petroleum and natural gas industries - Rotary drilling equipment - Part 1：Rotary drill stem elements

Issued Date:

Implemented Date:

Issued by:

The Standardization Administration of the People's Republic of China

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GB Standard Code	GB/T 22512.1-2012
Standard Category	China National Standards
GB Standard English Title	Petroleum and natural gas industries - Rotary drilling equipment - Part 1：Rotary drill stem elements
GB Standard Chinese Title	石油天然气工业旋转钻井设备第1部分：旋转钻柱构件
Chinese Version Price	$5.00 per page
English Translation Fee	About $15~$30 per 1 page (1,000 words)
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