NACE MR0175 is titled: Petroleum and Natural Gas Industries — Materials for use in H2S-containing environments in oil and gas production. It was issued as a recommendation of threshold limits of H2S above which precautions against environmental cracking are considered necessary.

What is the purpose of NACE?

We design, implement, and deploy large-scale software systems that integrate complex data from diverse sources to enable science-based decision-making.

What is meant by NACE material?

NACE was established since 1943, full name is The National Association of Corrosion Engineers. ... In NACE standards, MR0175 is the standard of material requirements for H2S containing oil and gas production and equipment. As a result, Nace pipe is used in H2S containing gas and oil transportation.