DIN EN ISO 15156-1 : 2015 Title: Petroleum and natural gas industries - Materials for use in H<(Index)2>S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials; (ISO 15156-1:2015) German version EN ISO 15156-1:2015 Year: 2015 Publisher: DIN Media GmbH Availability: Within 1-2 working days