GB/T 26528-2011Styrene butadiene styrene(SBS) modified bitumen for waterproof (English PDF)
防水用弹性体(SBS)改性沥青
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
May 12, 2011
Implementation date
September 1, 2011
Scope
GB/T 26528-2011 is the English-translated version of 防水用弹性体(SBS)改性沥青.
GB/T 26528-2011 is the Chinese standard "Styrene butadiene styrene(SBS) modified bitumen for waterproof".
Its scope clause reads: This standard specifies the waterproofing elastomer (SBS) modified bitumen terms and definitions, classifications, technical requirements, test methods, inspection rules, Inspection reports, packaging, marking and delivery acceptance rules.
This standard applies to styrene - butadiene - styrene (SBS) thermoplastic elastomer as modifier produced waterproofing membrane and coatings for Modified bitumen (referred to as the SBS modified asphalt).
This standard does not apply to other modified asphalt. Its clauses include terms and definitions.
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Document preview — GB/T 26528-2011
National Standard of the People's Republic of China
- ICS
- 75.140
- Classification
- E 43
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 3.1 Elastic recovery
- 3.2 Segregation separationdifference
1 Scope
This standard specifies the waterproofing elastomer (SBS) modified bitumen terms and definitions, classifications, technical requirements, test methods, inspection rules,
Inspection reports, packaging, marking and delivery acceptance rules.
This standard applies to styrene - butadiene - styrene (SBS) thermoplastic elastomer as modifier produced waterproofing membrane and coatings for
Modified bitumen (referred to as the SBS modified asphalt).
This standard does not apply to other modified asphalt.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 267 Petroleum products - Determination of flash and fire
GB/T 328.14 Test methods for building sheets for waterproofing Part 14. Bitumen waterproofing membrane low temperature flexibility
GB/T 328.26 Test methods for building sheets for waterproofing Part 26. Bitumen sheets for waterproofing soluble content
GB/T 4507 Determination of softening point (R & B)
GB/T 11147 bitumen sampling
GB 18242-2008 elastomer modified bitumen membrane
GB/T 18378 waterproof bitumen waterproofing membrane terms
SH/T 0164 Petroleum products packaging, storage and delivery acceptance rules
SH/T 0737 Determination of asphalt elastic recovery (ductility meter method)
SH/T 0740 polymer modified asphalt segregation test method
3 Terms and Definitions
GB/T 18378 and defined by the following terms and definitions apply to this document.
3.1 Elastic recovery
After injection asphalt or modified asphalt elastic recovery test mode, on the instrument stretch to extend the length of the cut after a predetermined period of time and constant temperature, its shape
Varying the degree of recovery.
3.2 Segregation separationdifference
Precipitation of asphalt at 163 °C storage condition occurs after a certain time, and stratification. It can be used to evaluate the modifier and the asphalt phase
Capacitive.
Category 4
Press softening point, different, SBS modified asphalt low temperature flexibility and elastic recovery rate of type I and II.
NB/SH/T 0416-2019 | GB/T 11079-2015 | NB/SH/T 0417-2013 | GB/T 15180-2025 | GB/T 11148-2025 | GB/T 11147-2025 | […]
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
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