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ASTM E438-92(2018)
Standard Specification for Glasses in Laboratory Apparatus
3 стр.
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102.96 $ (включая НДС 20%)
Разработчик:
Зарубежные/ASTM
ICS:
71.040.20 Laboratory ware and related apparatus / Лабораторная посуда и сопутствующая аппаратура, 81.040.30 Glass products / Изделия из стекла
Сборник (ASTM):
14.04 Laboratory Apparatus; Degradation of Materials; SI; Oxygen Fire Safety / Лабораторная аппаратура; Деградация материалов; Международная система единиц СИ; Кислород и пожарная безопасность
Тематика:
Laboratory Testing
Описание
Реферат

This specification covers the glasses commonly used to manufacture laboratory glass apparatus. Three types of glasses are included: Type I, Class A which is a low-expansion borosilicate glass, Type I, Class B which is an alumino-borosilicate glass, and Type II which is a soda-lime glass. Different tests shall be conducted in order to determine the following properties of glasses: linear coefficient of expansion, annealing point, softening point, density, and chemical durability.

Область применения

1.1 This specification covers the glasses commonly used to manufacture laboratory glass apparatus.

1.2 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

Ключевые слова:
glasses; laboratory;