SL/T 490-2025 Active Industry standards-Water resources

SL/T 490-2025 Heating, Ventilation, and Air Conditioning Design Code for Water Resources and Hydropower Engineering

Publish Date: 2025-12-22 Implement Date: 2026-03-22 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: SL/T 490-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Hydropower projects

ICS Name: Hydraulic structures

Publish Date: 2025-12-22

Implement Date: 2026-03-22

Development Information

Replace the following standards

SL 490-2010 Heating, Ventilation, and Air Conditioning Design Code for Water Resources and Hydropower Engineering Projects

Related Standards

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GB/T 14173-1993 Specification for hydraulic flat steel gates

Publish Date: 1993-02-16

GB/T 20203-2006 Replaced

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GB/T 21303-2007 Replaced

GB/T 21303-2007 Specification for water measuring of irrigation canal system

Publish Date: 2007-12-14

GB/T 30949-2014 Replaced

GB/T 30949-2014 Post evaluation standard for water saving irrigation project

Publish Date: 2014-07-08

GB/T 32748-2016 Active

GB/T 32748-2016 Canal lining and seepage prevention materials

Publish Date: 2016-06-14

GB/T 20203-2017 Active

GB/T 20203-2017 Technical specification for irrigation projects with pipe conveyance

Publish Date: 2017-11-01