T/NXJX 052-2023 Active Group standards

T/NXJX 052-2023 Control valve maintenance seal packing technical specifications

Publish Date: 2023-10-27 Implement Date: 2023-11-28 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/NXJX 052-2023

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Mechanical

ICS Name: Other valves

Publish Date: 2023-10-27

Implement Date: 2023-11-28

Scope

Main technical content: This document specifies the selection of packing materials for various control valves during inspection and maintenance, the types of packing materials, the installation of packing materials, the quality requirements for packing materials, and the treatment of external leakage of sealing packing materials. This document is applicable to the sealing packing materials used in various control valves during inspection and maintenance in fields such as oil field exploitation, pipeline transportation, petrochemical industry, and coal chemical industry.