T/CMEPCA 133-2025 Active Group standards

T/CMEPCA 133-2025 Technical specification for hydrogene embrittlement control of wind turbine fasteners

Publish Date: 2025-12-20 Implement Date: 2025-12-25 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CMEPCA 133-2025

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: -

ICS Name: Fasteners Comprehensive

Publish Date: 2025-12-20

Implement Date: 2025-12-25

Scope

This document specifies the technical requirements for the selection of materials, machining, heat treatment, anti-corrosion coating, and dehydrogenation for the control of hydrogen embrittlement in fasteners used in wind turbines; it also describes the hydrogen embrittlement test method. This document is applicable to the anti-hydrogen embrittlement treatment of high-strength fasteners made of carbon steel and alloy steel used in the wind power industry. This document specifies the technical requirements for the selection of materials, machining, heat treatment, anti-corrosion coating, and dehydrogenation for the control of hydrogen embrittlement in fasteners used in wind turbines; it also describes the hydrogen embrittlement test method.