ANSINACE MR0175ISO 15156-3:2015-Petroleum, petrochemical, and natural gas industries — Materials for use in H2S-containing environments in oil and gas production-Part 3: Cracking-resistant CRAs (corrosionresistant alloys) and other alloys em ANSINACE MR0175ISO 15156-3:2015em em Petroleum, petrochemical, and natural gas industries mdash; Materials for use in H2S-containing environments in oil and gas production-Part 3: Cracking-resistant CRAs (corrosionresistant alloys) and other alloysem