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QB/T 5168-2017Rigid plastic foam. Determination of freeze-thaw resistance (English PDF)

硬质泡沫塑料冻融循环试验方法

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Issued by

Ministry of Industry and Information Technology

Level / Type

National · Recommended

Issue date

July 7, 2017

Implementation date

January 1, 2018

Scope

QB/T 5168-2017 is the English-translated version of 硬质泡沫塑料冻融循环试验方法.

QB/T 5168-2017 — This standard stipulates the behavior of mechanical properties and water content change of rigid foam plastic after it is continuously circulated several times under -20��C drying conditions and 20��C wet conditions.

This standard applies to insulation products. This standard aims to simulate the effects of freeze-thaw tests on long-term exposure to insulation in wet and cold environments, such as inverted roofs and exposed floor insulation. This standard does not apply to all insulation products.

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Document preview — QB/T 5168-2017

National Standard of the People's Republic of China

ICS: 83.100
Classification: G 32

Issued by: Ministry of Industry and Information Technology

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard stipulates the behavior of mechanical properties and water content change of rigid foam plastic after it is continuously circulated several times under -20�C drying conditions and 20�C wet conditions. This standard applies to insulation products. This standard aims to simulate the effects of freeze-thaw tests on long-term exposure to insulation in wet and cold environments, such as inverted roofs and exposed floor insulation. This standard does not apply to all insulation products. If this standard applies to a particular product, it will usually be clearly expressed in the product standard.

Document data

International classification (ICS): 83.100.

Chinese classification (CCS): G32.

Estimated length of the Chinese original: 7,787 words.

Adopted international standard: ISO 20394-2007��IDT.

Standards quoted by this document

GB/T 8810-2005; GB/T 8813-2008; ISO 20393-2007

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.

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