GB/T 45393.2-2025 Active National standards

GB/T 45393.2-2025 Information technology—Building information model(BIM) software—Part 2:Parameterized model

Publish Date: 2025-03-28 Implement Date: 2025-10-01 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: GB/T 45393.2-2025

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Computer applications

ICS Name: The application of information technology in other fields

Publish Date: 2025-03-28

Implement Date: 2025-10-01

Pages: 104 pages

Scope

This document specifies the parametric geometric expression method for the geometric shapes of common components in BIM software for architecture, structure, and mechanical and electrical engineering, as well as the parameters and positioning coordinate information required to describe this geometric expression.
This document is applicable to the modeling and data exchange of common component geometries in BIM software. The representation of non-common components should be extended based on this document.

Development Information

Word Count: 170 Thousand words Pages: 104 pages

Same series standard

GB/T 45393.1-2025 Information technology—Building information model(BIM) software—Part 1:General requirements GB/T 45393.3-2025 Information technology—Building information model(BIM) software—Part 3:Model view definition GB/T 45393.4-2025 Information technology—Building information model(BIM) software—Part 4:Mesh model GB/T 45393.5-2025 Information technology—Building information model(BIM) software—Part5:Data interface

Referenced Standards

GB/T 13000-2010 Information technology—Universal multiple octet coded character set(UCS) GB/T 13000-2025 Information technology—Universal coded character set(UCS) GB 13000.1-1993 Information technology—Universal Multiple-Octet Coded Character Set(UCS)—Part 1:Architecture and Basic Multilingual Plane GB/T 16656.21-1997 Industrial automation systems and integration—Product data representation and exchange—Part 21:Implementation method:Clear text encoding of the exchange structure GB/T 16656.21-2008 Industrial automation systems and integration—Product data representation and exchange—Part 21:Implementation methods—Clear text encoding of the exchange structrue GB/T 51447-2021 Standard for storage of building information model

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