GB/T 40238-2021 Active National standards

GB/T 40238-2021 Reaction to fire tests for building materials and products—General rules for selection of substrates,conditioning and mounting of specimen

GB/T 40238-2021 Reaction to fire tests for building materials and products—General rules for selection of substrates,conditioning and mounting of specimen

Publish Date: 2021-05-21 Implement Date: 2021-12-01 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 40238-2021

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Fire fighting

ICS Name: The flammability and combustion performance of materials and products

Publish Date: 2021-05-21

Implement Date: 2021-12-01

Pages: 12 pages

Scope

This document specifies the selection of base materials, the adjustment of the state of the samples, and the installation requirements for the combustion tests of building materials and products. The state adjustment specified in this document applies to the combustion tests of building materials and products; the selection of base materials and the installation method of the samples apply to building materials and products tested according to GB/T 20284, GB/T 11785, and GB/T 8626, and classified according to GB 8624-2012.

Development Information

Word Count: 25 Thousand words Pages: 12 pages

Referenced Standards

GB 8624-2012 Classification for burning behavior of building materials and products GB/T 8626-1988 Test method of flammability for building materials GB/T 8626-2007 Test method of flammability for building materials GB/T 11785-1989 Floor coverings—Determination of critical radiant flux using a radiant heat energy source GB/T 11785-2005 Reaction to fire tests for floorings—Determination of the burning behaviour using a radiant heat source GB/T 20284-2006 Single burning item test for building materials and products GB/T 8626-2026 Test method of flammability for building materials GB/T 11785-2026 Reaction to fire tests for floorings—Determination of the burning behaviour using a radiant heat source GB/T 20284-2026 Single burning item test for building material and product

Related Standards

GB/T 7633-1987 Replaced

GB/T 7633-1987 Fire-resistance test method of door and shutter assemblies

Publish Date: 1987-04-11

GB/T 8332-1987 Replaced

GB/T 8332-1987 Test method for flammability of cellular plastics—Horizontal burning method

Publish Date: 1987-11-15

GB/T 8333-1987 Replaced

GB/T 8333-1987 Test method for flammability of rigid cellular plastics—Virtical burning method

Publish Date: 1987-11-15

GB/T 8323-1987 Replaced

GB/T 8323-1987 Test method for flammability of plastics—Smoke density test

Publish Date: 1987-12-01

GB/T 13488-1992 Replaced

GB/T 13488-1992 Rubber—Determination of the burning behaviour of vertical specimens

Publish Date: 1992-06-09

GB/T 13489-1992 Replaced

GB/T 13489-1992 Rubber coated fabrics—Determination of the burning behaviour

Publish Date: 1992-06-29