DIN EN ISO 15156-2:2015-06
Отменен
Petroleum and natural gas industries - Materials for use in H<(Index)2>S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons; (ISO/FDIS 15156-2:2014); German and English version FprEN ISO 15156-2:2015
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