NACE MR0103 ISO-17495-1
Petroleum, petrochemical and natural gas industries — Metallic
materials resistant to sulfide stress cracking in corrosive
petroleum refining environments
NACE-MR0175-ISO15156
Petroleum and natural gas industries—
Materials for use in H2S-containing
Environments in oil and gas production—
Part 1:
General principles for selection of cracking-resistant
materials