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SY/T 7864.1-2025Petroleum and natural gas industries - Selection and evaluation of pressure-containing parts materials for use in H2S-containing environments - Part 1: Metal materials for pressure-containing parts (English PDF)

石油天然气工业含硫化氢环境用承压件材料的选择和评价第1部分：金属承压件材料

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Issued by

National Energy Administration

Level / Type

National · Recommended

Issue date

December 18, 2025

Implementation date

June 18, 2026

Scope

SY/T 7864.1-2025 is the English-translated version of 石油天然气工业含硫化氢环境用承压件材料的选择和评价第1部分：金属承压件材料.

SY/T 7864.1-2025 — Petroleum and natural gas industries - Selection and evaluation of pressure-containing parts materials for use in H2S-containing environments - Part 1: Metal materials for pressure-containing parts

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Document preview — SY/T 7864.1-2025

National Standard of the People's Republic of China

Issued by: National Energy Administration

Document data1

Document data

Estimated length of the Chinese original: 28,286 words.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 19 pages — is available in the English PDF.

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