GB/T 20972.1-2007 Standard PDF file download ; GB/T 20972.1-2007 Standard english preview version download

GB Standard Code	GB/T 20972.1-2007
Standard Category	China National Standards
GB Standard English Title	Petroleum and natural gas industries - Material for use in H2S - containing environments in oil and gas production - part 1: General principles for selection of cracking-resistant materials
GB Standard Chinese Title	石油天然气工业油气开采中用于含硫化氢环境的材料第1部分：选择抗裂纹材料的一般原则
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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