DL/T 2659-2023 Active Industry standards-Electricity

DL/T 2659-2023 DL/T 2659-2023 Guideline for Selection of Three-way Valve for High Pressure Boiler in Power Plant

Publish Date: 2023-10-11 Implement Date: 2024-04-11 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: DL/T 2659-2023

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: \nValve

ICS Name: \nValve

Publish Date: 2023-10-11

Implement Date: 2024-04-11

Scope

This document specifies the structural form, selection requirements, product selection, and selection materials of the three-way valves used in high-pressure heaters of thermal power plants (hereinafter referred to as high-pressure heaters' three-way valves). This document is applicable to high-pressure heaters' three-way valves with nominal sizes ranging from DN150 to DN650 and nominal pressures ranging from PN100 to PN760, as well as those with nominal sizes ranging from NPS6 to NPS26 and nominal pressures ranging from Class600 to Class4500, with an operating temperature not exceeding 350℃.