Path: Home > GB > Page177 > GB 8624-2025 || Home > Standard_List > GB > Page177 > GB 8624-2025
GB 8624-2025 English PDF
Price & DeliveryUS$470.00 · In stock · Download in 9 secondsGB 8624-2025: Classification for burning behavior of building materials and products Delivery: 9 seconds. True-PDF full-copy in English & invoice will be downloaded + auto-delivered via email. See step-by-step procedureStatus: Valid
GB 8624: Evolution and historical versions
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivery | Name of Chinese Standard | Status |
| GB 8624-2025 | English | 470 |
Add to Cart
|
0-9 seconds. Auto-delivery
|
Classification for burning behavior of building materials and products
| Valid |
| GB 8624-2012 | English | 85 |
Add to Cart
|
0-9 seconds. Auto-delivery
|
Classification for burning behavior of building materials and products
| Valid |
| GB 8624-2006 | English | RFQ |
ASK
|
9 days
|
Classification for burning behavior of building materials and products
| Obsolete |
| GB 8624-1997 | English | 199 |
Add to Cart
|
2 days
|
Classification on burning behaviour for building meterials
| Obsolete |
| GB 8624-1988 | English | RFQ |
ASK
|
3 days
|
Classified method for burning behaviour of building materials
| Obsolete |
Excerpted PDFs (Download full copy in 9 seconds upon purchase)PDF Preview: GB 8624-2025
GB 8624-2025: Classification for burning behavior of building materials and products
---This is an excerpt. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.), auto-downloaded/delivered in 9 seconds, can be purchased online: https://www.ChineseStandard.net/PDF.aspx/GB8624-2025
GB
NATIONAL STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
ICS 13.220.50
CCS C 80
Replacing GB 8624-2012
Classification for burning behavior of building materials
and products
Issued on: DECEMBER 31, 2025
Implemented on: JANUARY 01, 2027
Issued by. State Administration for Market Regulation;
Standardization Administration of the People's Republic of China.
Table of Contents
Foreword... 3
Introduction... 5
1 Scope... 6
2 Normative references... 6
3 Terms, definitions, symbols and abbreviations... 7
3.1 Terms and definitions... 7
3.2 Symbols and abbreviations... 11
4 Classification and grades... 12
4.1 Classification... 12
4.2 Grades of burning behavior... 13
5 Burning behavior grading criteria... 13
5.1 Building materials and products... 13
5.2 Decorative materials and products... 26
5.3 Non-metallic materials and products for equipment and components... 28
6 Application of classification results... 29
7 Classification description, mark, and report... 30
7.1 Classification description... 30
7.2 Classification mark... 31
7.3 Classification report... 32
Classification for burning behavior of building materials
and products
1 Scope
This document specifies the classification and grades of the burning behavior of
building materials and products, the criteria for determining burning behavior grades,
the application of classification results, classification description, mark, and report.
This document applies to the classification and determination of the burning behavior
of building materials and products, decorative materials and products, and non-metallic
materials and products used in equipment and devices. The burning behavior
classification of other materials and products shall use this document as a reference.
2 Normative references
The following referenced documents are indispensable for the application of this
document. For dated references, only the edition cited applies. For undated references,
the latest edition of the referenced document (including any amendments) applies.
GB/T 2406.2, Plastics - Determination of burning behaviour by oxygen index -- Part
2.Ambient-temperature test
GB/T 2408, Plastics -- Determination of burning characteristics -- Horizontal and
vertical test
GB/T 5169.16, Fire hazard testing for electric and electronic products -- Part 16.
Test flames -- 50W horizontal and vertical flame test methods
GB/T 5454, Textiles -- Burning behaviour -- Oxygen index method
GB/T 5455, Textiles -- Burning behaviour -- Determination of damaged length,
afterglow time and after flame time of vertically oriented specimens
GB/T 5464, Non-combustibility test method for building materials
GB/T 8333, Test method for burning behavior of rigid cellular plastic -- Vertical
burning method
GB/T 8626, Test method of burning behavior for building materials
GB/T 8627, Test method for density of smoke from the burning or decomposition of
building materials
GB/T 10294, Thermal insulation -- Determination of steady-state thermal resistance
and related properties -- Guarded hot plate apparatus
GB/T 10295, Thermal insulation -- Determination of steady-state thermal resistance
and related properties -- Heat flow meter apparatus
GB/T 11785, Reaction to fire tests for floorings -- Determination of the burning
behaviour using a radiant heat source
GB/T 14402, Reaction to fire tests for building materials and products --
Determination of the heat of combustion
GB/T 16172, Test method for heat release rate and smoke production rate of building
materials
GB/T 17596, Textiles -- Commercial laundering procedure for textile fabrics prior
to burning behavior testing
GB 17927, Safety technical specification of flame resistance for furniture
GB/T 20284, Single burning item test for building materials and products
GB/T 20285, Toxic classification of fire effluents hazard for materials
GB/T 27904, Testing method for fire characteristics of furniture and subassemblies
exposed to flaming ignition source
GB/T 30735, Test methods for external exposure of roofs and roof coverings to fire
GB/T 34441, Upholstered furniture -- Assessment of burning behavior of mattress
GB/T 40237, Test method for ignitability of foamed plastic -- Welding spark method
GB/T 40238, Reaction to fire tests for building materials and products -- General
rules for selection of substrates, conditioning and mounting of specimen
GB/T 46980, Test method for fire resistance of photovoltaic modules
3 Terms, definitions, symbols and abbreviations
3.1 Terms and definitions
The following terms and definitions apply to this document.
3.1.1 material
SDR. Smoke density grade
SMOGRA. Smoke growth rate index, m²/s²
s. Smoke production characteristic grade
t. Smoke toxicity grade
tf. Duration of combustion, s
THR600 s. Total heat release within 600 s after ignition, MJ
TSP600 s. Total smoke production within 600 s after ignition, m²
ΔT. Temperature rise, ℃
Δm. Mass loss rate, %
4 Classification and grades
4.1 Classification
4.1.1 Classification of building materials and products
The categories are as follows.
- Flat materials and products.
- Flooring materials and products.
- Roof covering materials and products.
- Thermal insulation materials and products for building.
• Wall thermal insulation products;
• Roof thermal insulation products;
• Floor thermal insulation products;
• Sandwich composite thermal insulation products;
• Pipe thermal insulation products.
In flat materials and products, those used for flooring and roofing shall be classified
into the corresponding categories of flooring materials and products and roof covering
materials and products, respectively. Flat materials and products, flooring materials and
products, and roof covering materials and products used for building thermal insulation
shall be included in the category of thermal insulation materials and products for
......
Source: Above contents are excerpted from the full-copy PDF -- translated/reviewed by: www.ChineseStandard.net / Wayne Zheng et al.
Tips & Frequently Asked QuestionsQuestion 1: How long will the true-PDF of English version of GB 8624-2025 be delivered?Answer: The full copy PDF of English version of GB 8624-2025 can be downloaded in 9 seconds, and it will also be emailed to you in 9 seconds (double mechanisms to ensure the delivery reliably), with PDF-invoice. Question 2: Can I share the purchased PDF of GB 8624-2025_English with my colleagues?Answer: Yes. The purchased PDF of GB 8624-2025_English will be deemed to be sold to your employer/organization who actually paid for it, including your colleagues and your employer's intranet. Question 3: Does the price include tax/VAT?Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countriesQuestion 4: Do you accept my currency other than USD?Answer: Yes. www.ChineseStandard.us -- GB 8624-2025 -- Click this link and select your country/currency to pay, the exact amount in your currency will be printed on the invoice. Full PDF will also be downloaded/emailed in 9 seconds. Question 5: Should I purchase the latest version GB 8624-2025?Answer: Yes. Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB 8624-2025 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. How to buy and download a true PDF of English version of GB 8624-2025?A step-by-step guide to download PDF of GB 8624-2025_EnglishStep 1: Visit website https://www.ChineseStandard.net (Pay in USD), or https://www.ChineseStandard.us (Pay in any currencies such as USD, Euro, KRW, JPY, AUD, CAD, RMB, IDR, INR, THB, HKD etc.).
Step 2: Search keyword "GB 8624-2025".
Step 3: Click "Add to Cart". If multiple PDFs are required, repeat steps 2 and 3 to add up to 12 PDFs to cart.
Step 4: Select payment option (Via payment agents Stripe or PayPal).
Step 5: Customize Tax Invoice -- Fill up your email etc.
Step 6: Click "Checkout".
Step 7: Make payment by credit card, PayPal, Google Pay etc. After the payment is completed and in 9 seconds, you will receive 2 emails attached with the purchased PDFs and PDF-invoice, respectively.
Step 8: Optional -- Go to download PDF.
Step 9: Optional -- Click Open/Download PDF to download PDFs and invoice.
See screenshots for above steps: Steps 1~3 | Steps 4~6 | Step 7 | Step 8 | Step 9 |