AMPPMaterial & Fabrication

NACE MR0175 / ISO 15156

Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production

International
Material & Fabrication

Reference profile

Designation
NACE MR0175 / ISO 15156
Title
Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production
Issuing body
AMPP
Current edition
[verify]
Status
Library record: published; official standard status [verify].
Category
Material & Fabrication
1

Overview

Gives requirements and recommendations for the selection and qualification of carbon and low-alloy steels, corrosion-resistant alloys, and other alloys for service in equipment used in oil and natural gas production and natural gas treatment plants in H2S-containing environments (sour service).

2

Scope & Applicability

Covers

  • Sour Service
  • Sulfide Stress Cracking (SSC)
  • Hardness Limits
  • Material Qualification

Does NOT cover (exclusions)

  • Exclusions are not documented in this library record. Confirm the official publication, neighbouring codes, the adopted edition, and jurisdictional boundaries before application.
3

Key Requirements

Lifecycle requirements

  • Material Selection for Sour Service
  • Preventing SSC/SCC
4

Technical Details

Gives requirements and recommendations for the selection and qualification of carbon and low-alloy steels, corrosion-resistant alloys, and other alloys for service in equipment used in oil and natural gas production and natural gas treatment plants in H2S-containing environments (sour service).

Components: Sour Service Vessel, Sour Piping, Valves.

Where to find it in the codeRefer to the official table of contents and the sections cited by the project specification; section numbering can vary by edition.
5

Engineering Notes

  • Critical standard to prevent catastrophic failure from Sulfide Stress Cracking. Restricts hardness of carbon steels (typically < 22 HRC).
6

Related Standards

  • NACE MR0103

    Companion or referenced standard; verify its exact relationship in the adopted edition.

  • API 5L

    Companion or referenced standard; verify its exact relationship in the adopted edition.

7

Source, Edition & Status

Publisher
AMPP
Edition Year
N/A
Industries
Oil & Gas, Refinery, Petrochemical
Content Status
published
Last Reviewed
2026-07-01
Last Updated
2026-07-01
Verified By
Engineering Reviewer
Official Link
N/A

This paraphrased summary is a discovery aid. Do not reproduce or substitute it for the copyrighted official publication or jurisdictional requirements.