GB/T 5480.7-1987
Replaced
GB/T 47104-2026
Active
National standards
GB/T 47104-2026 Thermal performance of buildings and building components—Physical quantities and definitions
GB/T 47104-2026 Thermal performance of buildings and building components—Physical quantities and definitions
Price:
$ 44.00
Basic Information
Standard Code:
GB/T 47104-2026
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Insulation, sound-absorbing, lightweight, and fire-resistant materials
ICS Name:
The insulation of buildings
Publish Date:
2026-01-28
Implement Date:
2026-08-01
Pages:
20 pages
Scope
This document defines the physical quantities, definitions, and symbols of the thermal performance of buildings and building components, and provides the corresponding units.
Note: This document is limited to thermal performance and energy use in the building environment, and some of the definitions in this document differ from those in ISO 80000-5.
Development Information
Adopt standards
ISO 7345:2018
Related Standards
GB/T 10299-1988
Replaced
GB/T 10299-1988 Test method for hydrophobic nature of thermal insulation
GB/T 11833-1989
Replaced
GB/T 11833-1989 Thermal insulation—Determination of steady-state thermal transmission properties—Spherical method
GB/T 13475-1992
Replaced
GB/T 13475-1992 Building element—Determination of steady-state thermal transmission properties—Calibrated and guarded hot box
GB/T 13480-1992
Replaced
GB/T 13480-1992 Test method for measuring compressive properties of mineral wool products
GB/T 4132-1996
Replaced